Home / 39,231.29-58,871.15-15,534.84

Finding the Fourth Proportional to 39,231.29, 58,871.15 and 15,534.84

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Solution

The fourth proportional to 39,231.29, 58,871.15 and 15,534.84 is: 23,311.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,231.29 : 58,871.15 = 15,534.84 : x
  2. Step 2: Convert to fraction form
    39,231.29/58,871.15 = 15,534.84/x
  3. Step 3: Cross multiply
    39,231.29x = 58,871.15 × 15,534.84
  4. Step 4: Simplify right side
    39,231.29x = 914,553,853.45
  5. Step 5: Solve for x
    x = 914,553,853.45/39,231.29
  6. Step 6: Final answer
    x = 23,311.85

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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.