Home / 18,206.18-25,124.25-10,248.38

Finding the Fourth Proportional to 18,206.18, 25,124.25 and 10,248.38

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Solution

The fourth proportional to 18,206.18, 25,124.25 and 10,248.38 is: 14,142.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,206.18 : 25,124.25 = 10,248.38 : x
  2. Step 2: Convert to fraction form
    18,206.18/25,124.25 = 10,248.38/x
  3. Step 3: Cross multiply
    18,206.18x = 25,124.25 × 10,248.38
  4. Step 4: Simplify right side
    18,206.18x = 257,482,861.22
  5. Step 5: Solve for x
    x = 257,482,861.22/18,206.18
  6. Step 6: Final answer
    x = 14,142.61

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Half 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.