Home / 36,402.28-54,616.56-12,713.31

Finding the Fourth Proportional to 36,402.28, 54,616.56 and 12,713.31

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Solution

The fourth proportional to 36,402.28, 54,616.56 and 12,713.31 is: 19,074.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,402.28 : 54,616.56 = 12,713.31 : x
  2. Step 2: Convert to fraction form
    36,402.28/54,616.56 = 12,713.31/x
  3. Step 3: Cross multiply
    36,402.28x = 54,616.56 × 12,713.31
  4. Step 4: Simplify right side
    36,402.28x = 694,357,210.74
  5. Step 5: Solve for x
    x = 694,357,210.74/36,402.28
  6. Step 6: Final answer
    x = 19,074.55

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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.