Home / 15,160.92-22,743.81-6,397.12

Finding the Fourth Proportional to 15,160.92, 22,743.81 and 6,397.12

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Solution

The fourth proportional to 15,160.92, 22,743.81 and 6,397.12 is: 9,596.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,160.92 : 22,743.81 = 6,397.12 : x
  2. Step 2: Convert to fraction form
    15,160.92/22,743.81 = 6,397.12/x
  3. Step 3: Cross multiply
    15,160.92x = 22,743.81 × 6,397.12
  4. Step 4: Simplify right side
    15,160.92x = 145,494,849.84
  5. Step 5: Solve for x
    x = 145,494,849.84/15,160.92
  6. Step 6: Final answer
    x = 9,596.71

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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.