Home / 52,449.12-72,377.28-29,785.12

Finding the Fourth Proportional to 52,449.12, 72,377.28 and 29,785.12

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Solution

The fourth proportional to 52,449.12, 72,377.28 and 29,785.12 is: 41,102.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,449.12 : 72,377.28 = 29,785.12 : x
  2. Step 2: Convert to fraction form
    52,449.12/72,377.28 = 29,785.12/x
  3. Step 3: Cross multiply
    52,449.12x = 72,377.28 × 29,785.12
  4. Step 4: Simplify right side
    52,449.12x = 2,155,765,970.07
  5. Step 5: Solve for x
    x = 2,155,765,970.07/52,449.12
  6. Step 6: Final answer
    x = 41,102.04

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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.