Home / 18,034.32-24,887.12-10,076.88

Finding the Fourth Proportional to 18,034.32, 24,887.12 and 10,076.88

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Solution

The fourth proportional to 18,034.32, 24,887.12 and 10,076.88 is: 13,905.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,034.32 : 24,887.12 = 10,076.88 : x
  2. Step 2: Convert to fraction form
    18,034.32/24,887.12 = 10,076.88/x
  3. Step 3: Cross multiply
    18,034.32x = 24,887.12 × 10,076.88
  4. Step 4: Simplify right side
    18,034.32x = 250,784,521.79
  5. Step 5: Solve for x
    x = 250,784,521.79/18,034.32
  6. Step 6: Final answer
    x = 13,905.96

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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.