Home / 18,206.52-25,124.92-10,248.76

Finding the Fourth Proportional to 18,206.52, 25,124.92 and 10,248.76

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Solution

The fourth proportional to 18,206.52, 25,124.92 and 10,248.76 is: 14,143.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,206.52 : 25,124.92 = 10,248.76 : x
  2. Step 2: Convert to fraction form
    18,206.52/25,124.92 = 10,248.76/x
  3. Step 3: Cross multiply
    18,206.52x = 25,124.92 × 10,248.76
  4. Step 4: Simplify right side
    18,206.52x = 257,499,275.10
  5. Step 5: Solve for x
    x = 257,499,275.10/18,206.52
  6. Step 6: Final answer
    x = 14,143.25

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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.