Home / 18,242.39-27,337.85-8,614.98

Finding the Fourth Proportional to 18,242.39, 27,337.85 and 8,614.98

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Solution

The fourth proportional to 18,242.39, 27,337.85 and 8,614.98 is: 12,910.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,242.39 : 27,337.85 = 8,614.98 : x
  2. Step 2: Convert to fraction form
    18,242.39/27,337.85 = 8,614.98/x
  3. Step 3: Cross multiply
    18,242.39x = 27,337.85 × 8,614.98
  4. Step 4: Simplify right side
    18,242.39x = 235,514,987.92
  5. Step 5: Solve for x
    x = 235,514,987.92/18,242.39
  6. Step 6: Final answer
    x = 12,910.32

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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.