Home / 18,346.42-25,318.20-9,962.92

Finding the Fourth Proportional to 18,346.42, 25,318.20 and 9,962.92

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Solution

The fourth proportional to 18,346.42, 25,318.20 and 9,962.92 is: 13,748.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,346.42 : 25,318.20 = 9,962.92 : x
  2. Step 2: Convert to fraction form
    18,346.42/25,318.20 = 9,962.92/x
  3. Step 3: Cross multiply
    18,346.42x = 25,318.20 × 9,962.92
  4. Step 4: Simplify right side
    18,346.42x = 252,243,201.14
  5. Step 5: Solve for x
    x = 252,243,201.14/18,346.42
  6. Step 6: Final answer
    x = 13,748.91

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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.