Home / 34,285.02-47,317.70-19,178.52

Finding the Fourth Proportional to 34,285.02, 47,317.70 and 19,178.52

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Solution

The fourth proportional to 34,285.02, 47,317.70 and 19,178.52 is: 26,468.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,285.02 : 47,317.70 = 19,178.52 : x
  2. Step 2: Convert to fraction form
    34,285.02/47,317.70 = 19,178.52/x
  3. Step 3: Cross multiply
    34,285.02x = 47,317.70 × 19,178.52
  4. Step 4: Simplify right side
    34,285.02x = 907,483,455.80
  5. Step 5: Solve for x
    x = 907,483,455.80/34,285.02
  6. Step 6: Final answer
    x = 26,468.80

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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.