Home / 73,286.10-109,929.15-17,882.10

Finding the Fourth Proportional to 73,286.10, 109,929.15 and 17,882.10

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Solution

The fourth proportional to 73,286.10, 109,929.15 and 17,882.10 is: 26,823.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,286.10 : 109,929.15 = 17,882.10 : x
  2. Step 2: Convert to fraction form
    73,286.10/109,929.15 = 17,882.10/x
  3. Step 3: Cross multiply
    73,286.10x = 109,929.15 × 17,882.10
  4. Step 4: Simplify right side
    73,286.10x = 1,965,764,053.22
  5. Step 5: Solve for x
    x = 1,965,764,053.22/73,286.10
  6. Step 6: Final answer
    x = 26,823.15

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.