Home / 36,288.28-54,453.15-14,098.78

Finding the Fourth Proportional to 36,288.28, 54,453.15 and 14,098.78

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Solution

The fourth proportional to 36,288.28, 54,453.15 and 14,098.78 is: 21,156.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,288.28 : 54,453.15 = 14,098.78 : x
  2. Step 2: Convert to fraction form
    36,288.28/54,453.15 = 14,098.78/x
  3. Step 3: Cross multiply
    36,288.28x = 54,453.15 × 14,098.78
  4. Step 4: Simplify right side
    36,288.28x = 767,722,982.16
  5. Step 5: Solve for x
    x = 767,722,982.16/36,288.28
  6. Step 6: Final answer
    x = 21,156.22

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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.