Home / 34,215.02-47,216.78-19,107.62

Finding the Fourth Proportional to 34,215.02, 47,216.78 and 19,107.62

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Solution

The fourth proportional to 34,215.02, 47,216.78 and 19,107.62 is: 26,368.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,215.02 : 47,216.78 = 19,107.62 : x
  2. Step 2: Convert to fraction form
    34,215.02/47,216.78 = 19,107.62/x
  3. Step 3: Cross multiply
    34,215.02x = 47,216.78 × 19,107.62
  4. Step 4: Simplify right side
    34,215.02x = 902,200,289.86
  5. Step 5: Solve for x
    x = 902,200,289.86/34,215.02
  6. Step 6: Final answer
    x = 26,368.54

Related Problems

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.