Home / 29,515.32-40,691.34-28,598.04

Finding the Fourth Proportional to 29,515.32, 40,691.34 and 28,598.04

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Solution

The fourth proportional to 29,515.32, 40,691.34 and 28,598.04 is: 39,426.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,515.32 : 40,691.34 = 28,598.04 : x
  2. Step 2: Convert to fraction form
    29,515.32/40,691.34 = 28,598.04/x
  3. Step 3: Cross multiply
    29,515.32x = 40,691.34 × 28,598.04
  4. Step 4: Simplify right side
    29,515.32x = 1,163,692,568.97
  5. Step 5: Solve for x
    x = 1,163,692,568.97/29,515.32
  6. Step 6: Final answer
    x = 39,426.73

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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.