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Finding the Fourth Proportional to 15,283.92, 22,932.40 and 6,401.32

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Solution

The fourth proportional to 15,283.92, 22,932.40 and 6,401.32 is: 9,604.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,283.92 : 22,932.40 = 6,401.32 : x
  2. Step 2: Convert to fraction form
    15,283.92/22,932.40 = 6,401.32/x
  3. Step 3: Cross multiply
    15,283.92x = 22,932.40 × 6,401.32
  4. Step 4: Simplify right side
    15,283.92x = 146,797,630.77
  5. Step 5: Solve for x
    x = 146,797,630.77/15,283.92
  6. Step 6: Final answer
    x = 9,604.71

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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.