Home / 15,375.14-23,046.28-10,979.27

Finding the Fourth Proportional to 15,375.14, 23,046.28 and 10,979.27

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Solution

The fourth proportional to 15,375.14, 23,046.28 and 10,979.27 is: 16,457.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,375.14 : 23,046.28 = 10,979.27 : x
  2. Step 2: Convert to fraction form
    15,375.14/23,046.28 = 10,979.27/x
  3. Step 3: Cross multiply
    15,375.14x = 23,046.28 × 10,979.27
  4. Step 4: Simplify right side
    15,375.14x = 253,031,416.38
  5. Step 5: Solve for x
    x = 253,031,416.38/15,375.14
  6. Step 6: Final answer
    x = 16,457.18

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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.