Home / 15,658.29-23,488.26-3,971.61

Finding the Fourth Proportional to 15,658.29, 23,488.26 and 3,971.61

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Solution

The fourth proportional to 15,658.29, 23,488.26 and 3,971.61 is: 5,957.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,658.29 : 23,488.26 = 3,971.61 : x
  2. Step 2: Convert to fraction form
    15,658.29/23,488.26 = 3,971.61/x
  3. Step 3: Cross multiply
    15,658.29x = 23,488.26 × 3,971.61
  4. Step 4: Simplify right side
    15,658.29x = 93,286,208.30
  5. Step 5: Solve for x
    x = 93,286,208.30/15,658.29
  6. Step 6: Final answer
    x = 5,957.62

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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.