Home / 15,918.27-23,882.17-6,425.70

Finding the Fourth Proportional to 15,918.27, 23,882.17 and 6,425.70

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Solution

The fourth proportional to 15,918.27, 23,882.17 and 6,425.70 is: 9,640.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,918.27 : 23,882.17 = 6,425.70 : x
  2. Step 2: Convert to fraction form
    15,918.27/23,882.17 = 6,425.70/x
  3. Step 3: Cross multiply
    15,918.27x = 23,882.17 × 6,425.70
  4. Step 4: Simplify right side
    15,918.27x = 153,459,540.36
  5. Step 5: Solve for x
    x = 153,459,540.36/15,918.27
  6. Step 6: Final answer
    x = 9,640.47

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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.