Home / 18,563.47-25,618.24-10,498.90

Finding the Fourth Proportional to 18,563.47, 25,618.24 and 10,498.90

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Solution

The fourth proportional to 18,563.47, 25,618.24 and 10,498.90 is: 14,488.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,563.47 : 25,618.24 = 10,498.90 : x
  2. Step 2: Convert to fraction form
    18,563.47/25,618.24 = 10,498.90/x
  3. Step 3: Cross multiply
    18,563.47x = 25,618.24 × 10,498.90
  4. Step 4: Simplify right side
    18,563.47x = 268,963,339.94
  5. Step 5: Solve for x
    x = 268,963,339.94/18,563.47
  6. Step 6: Final answer
    x = 14,488.85

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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.