Home / 36,008.91-54,013.28-13,810.14

Finding the Fourth Proportional to 36,008.91, 54,013.28 and 13,810.14

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Solution

The fourth proportional to 36,008.91, 54,013.28 and 13,810.14 is: 20,715.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,008.91 : 54,013.28 = 13,810.14 : x
  2. Step 2: Convert to fraction form
    36,008.91/54,013.28 = 13,810.14/x
  3. Step 3: Cross multiply
    36,008.91x = 54,013.28 × 13,810.14
  4. Step 4: Simplify right side
    36,008.91x = 745,930,889.61
  5. Step 5: Solve for x
    x = 745,930,889.61/36,008.91
  6. Step 6: Final answer
    x = 20,715.18

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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.