Home / 39,462.30-59,141.61-18,691.74

Finding the Fourth Proportional to 39,462.30, 59,141.61 and 18,691.74

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Solution

The fourth proportional to 39,462.30, 59,141.61 and 18,691.74 is: 28,013.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,462.30 : 59,141.61 = 18,691.74 : x
  2. Step 2: Convert to fraction form
    39,462.30/59,141.61 = 18,691.74/x
  3. Step 3: Cross multiply
    39,462.30x = 59,141.61 × 18,691.74
  4. Step 4: Simplify right side
    39,462.30x = 1,105,459,597.30
  5. Step 5: Solve for x
    x = 1,105,459,597.30/39,462.30
  6. Step 6: Final answer
    x = 28,013.06

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1.5x scale

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.