Home / 12,957.39-19,432.17-3,595.14

Finding the Fourth Proportional to 12,957.39, 19,432.17 and 3,595.14

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Solution

The fourth proportional to 12,957.39, 19,432.17 and 3,595.14 is: 5,391.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,957.39 : 19,432.17 = 3,595.14 : x
  2. Step 2: Convert to fraction form
    12,957.39/19,432.17 = 3,595.14/x
  3. Step 3: Cross multiply
    12,957.39x = 19,432.17 × 3,595.14
  4. Step 4: Simplify right side
    12,957.39x = 69,861,371.65
  5. Step 5: Solve for x
    x = 69,861,371.65/12,957.39
  6. Step 6: Final answer
    x = 5,391.62

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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.