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Finding the Fourth Proportional to 29,882.88, 44,825.76 and 12,346.56

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Solution

The fourth proportional to 29,882.88, 44,825.76 and 12,346.56 is: 18,520.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,882.88 : 44,825.76 = 12,346.56 : x
  2. Step 2: Convert to fraction form
    29,882.88/44,825.76 = 12,346.56/x
  3. Step 3: Cross multiply
    29,882.88x = 44,825.76 × 12,346.56
  4. Step 4: Simplify right side
    29,882.88x = 553,443,935.39
  5. Step 5: Solve for x
    x = 553,443,935.39/29,882.88
  6. Step 6: Final answer
    x = 18,520.43

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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.