Home / 18,000.43-24,840.55-10,451.18

Finding the Fourth Proportional to 18,000.43, 24,840.55 and 10,451.18

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Solution

The fourth proportional to 18,000.43, 24,840.55 and 10,451.18 is: 14,422.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,000.43 : 24,840.55 = 10,451.18 : x
  2. Step 2: Convert to fraction form
    18,000.43/24,840.55 = 10,451.18/x
  3. Step 3: Cross multiply
    18,000.43x = 24,840.55 × 10,451.18
  4. Step 4: Simplify right side
    18,000.43x = 259,613,136.32
  5. Step 5: Solve for x
    x = 259,613,136.32/18,000.43
  6. Step 6: Final answer
    x = 14,422.61

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Half scale
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Double scale
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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.