Home / 15,939.13-23,882.07-11,251.45

Finding the Fourth Proportional to 15,939.13, 23,882.07 and 11,251.45

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Solution

The fourth proportional to 15,939.13, 23,882.07 and 11,251.45 is: 16,858.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,939.13 : 23,882.07 = 11,251.45 : x
  2. Step 2: Convert to fraction form
    15,939.13/23,882.07 = 11,251.45/x
  3. Step 3: Cross multiply
    15,939.13x = 23,882.07 × 11,251.45
  4. Step 4: Simplify right side
    15,939.13x = 268,707,916.50
  5. Step 5: Solve for x
    x = 268,707,916.50/15,939.13
  6. Step 6: Final answer
    x = 16,858.38

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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.