Home / 18,207.67-25,126.57-10,252.46

Finding the Fourth Proportional to 18,207.67, 25,126.57 and 10,252.46

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Solution

The fourth proportional to 18,207.67, 25,126.57 and 10,252.46 is: 14,148.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,207.67 : 25,126.57 = 10,252.46 : x
  2. Step 2: Convert to fraction form
    18,207.67/25,126.57 = 10,252.46/x
  3. Step 3: Cross multiply
    18,207.67x = 25,126.57 × 10,252.46
  4. Step 4: Simplify right side
    18,207.67x = 257,609,153.86
  5. Step 5: Solve for x
    x = 257,609,153.86/18,207.67
  6. Step 6: Final answer
    x = 14,148.39

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Half scale
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Double scale
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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.