Home / 51,809.20-71,503.02-29,149.14

Finding the Fourth Proportional to 51,809.20, 71,503.02 and 29,149.14

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Solution

The fourth proportional to 51,809.20, 71,503.02 and 29,149.14 is: 40,229.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,809.20 : 71,503.02 = 29,149.14 : x
  2. Step 2: Convert to fraction form
    51,809.20/71,503.02 = 29,149.14/x
  3. Step 3: Cross multiply
    51,809.20x = 71,503.02 × 29,149.14
  4. Step 4: Simplify right side
    51,809.20x = 2,084,251,540.40
  5. Step 5: Solve for x
    x = 2,084,251,540.40/51,809.20
  6. Step 6: Final answer
    x = 40,229.37

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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.