Home / 15,432.92-23,148.18-4,339

Finding the Fourth Proportional to 15,432.92, 23,148.18 and 4,339

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Solution

The fourth proportional to 15,432.92, 23,148.18 and 4,339 is: 6,508.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,432.92 : 23,148.18 = 4,339 : x
  2. Step 2: Convert to fraction form
    15,432.92/23,148.18 = 4,339/x
  3. Step 3: Cross multiply
    15,432.92x = 23,148.18 × 4,339
  4. Step 4: Simplify right side
    15,432.92x = 100,439,953.02
  5. Step 5: Solve for x
    x = 100,439,953.02/15,432.92
  6. Step 6: Final answer
    x = 6,508.16

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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.