Home / 42,932.94-64,386.29-29,691.04

Finding the Fourth Proportional to 42,932.94, 64,386.29 and 29,691.04

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Solution

The fourth proportional to 42,932.94, 64,386.29 and 29,691.04 is: 44,527.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,932.94 : 64,386.29 = 29,691.04 : x
  2. Step 2: Convert to fraction form
    42,932.94/64,386.29 = 29,691.04/x
  3. Step 3: Cross multiply
    42,932.94x = 64,386.29 × 29,691.04
  4. Step 4: Simplify right side
    42,932.94x = 1,911,695,674.20
  5. Step 5: Solve for x
    x = 1,911,695,674.20/42,932.94
  6. Step 6: Final answer
    x = 44,527.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.