Home / 36,459.28-54,687.09-14,276.72

Finding the Fourth Proportional to 36,459.28, 54,687.09 and 14,276.72

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Solution

The fourth proportional to 36,459.28, 54,687.09 and 14,276.72 is: 21,414.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,459.28 : 54,687.09 = 14,276.72 : x
  2. Step 2: Convert to fraction form
    36,459.28/54,687.09 = 14,276.72/x
  3. Step 3: Cross multiply
    36,459.28x = 54,687.09 × 14,276.72
  4. Step 4: Simplify right side
    36,459.28x = 780,752,461.80
  5. Step 5: Solve for x
    x = 780,752,461.80/36,459.28
  6. Step 6: Final answer
    x = 21,414.37

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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.