Home / 18,332.56-25,298.76-9,948.88

Finding the Fourth Proportional to 18,332.56, 25,298.76 and 9,948.88

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Solution

The fourth proportional to 18,332.56, 25,298.76 and 9,948.88 is: 13,729.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,332.56 : 25,298.76 = 9,948.88 : x
  2. Step 2: Convert to fraction form
    18,332.56/25,298.76 = 9,948.88/x
  3. Step 3: Cross multiply
    18,332.56x = 25,298.76 × 9,948.88
  4. Step 4: Simplify right side
    18,332.56x = 251,694,327.39
  5. Step 5: Solve for x
    x = 251,694,327.39/18,332.56
  6. Step 6: Final answer
    x = 13,729.36

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.