Home / 16,491.13-24,747.42-7,140.28

Finding the Fourth Proportional to 16,491.13, 24,747.42 and 7,140.28

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Solution

The fourth proportional to 16,491.13, 24,747.42 and 7,140.28 is: 10,715.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,491.13 : 24,747.42 = 7,140.28 : x
  2. Step 2: Convert to fraction form
    16,491.13/24,747.42 = 7,140.28/x
  3. Step 3: Cross multiply
    16,491.13x = 24,747.42 × 7,140.28
  4. Step 4: Simplify right side
    16,491.13x = 176,703,508.08
  5. Step 5: Solve for x
    x = 176,703,508.08/16,491.13
  6. Step 6: Final answer
    x = 10,715.06

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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.