Home / 16,581.16-24,882.66-7,818.56

Finding the Fourth Proportional to 16,581.16, 24,882.66 and 7,818.56

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Solution

The fourth proportional to 16,581.16, 24,882.66 and 7,818.56 is: 11,732.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,581.16 : 24,882.66 = 7,818.56 : x
  2. Step 2: Convert to fraction form
    16,581.16/24,882.66 = 7,818.56/x
  3. Step 3: Cross multiply
    16,581.16x = 24,882.66 × 7,818.56
  4. Step 4: Simplify right side
    16,581.16x = 194,546,570.17
  5. Step 5: Solve for x
    x = 194,546,570.17/16,581.16
  6. Step 6: Final answer
    x = 11,732.99

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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.