Home / 34,228.02-47,230.01-19,118.76

Finding the Fourth Proportional to 34,228.02, 47,230.01 and 19,118.76

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Solution

The fourth proportional to 34,228.02, 47,230.01 and 19,118.76 is: 26,381.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,228.02 : 47,230.01 = 19,118.76 : x
  2. Step 2: Convert to fraction form
    34,228.02/47,230.01 = 19,118.76/x
  3. Step 3: Cross multiply
    34,228.02x = 47,230.01 × 19,118.76
  4. Step 4: Simplify right side
    34,228.02x = 902,979,130.39
  5. Step 5: Solve for x
    x = 902,979,130.39/34,228.02
  6. Step 6: Final answer
    x = 26,381.28

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Half scale
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Double scale
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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.