Home / 14,270.38-21,406.17-3,882.13

Finding the Fourth Proportional to 14,270.38, 21,406.17 and 3,882.13

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Solution

The fourth proportional to 14,270.38, 21,406.17 and 3,882.13 is: 5,823.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,270.38 : 21,406.17 = 3,882.13 : x
  2. Step 2: Convert to fraction form
    14,270.38/21,406.17 = 3,882.13/x
  3. Step 3: Cross multiply
    14,270.38x = 21,406.17 × 3,882.13
  4. Step 4: Simplify right side
    14,270.38x = 83,101,534.74
  5. Step 5: Solve for x
    x = 83,101,534.74/14,270.38
  6. Step 6: Final answer
    x = 5,823.36

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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.