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Finding the Fourth Proportional to 47,304, 70,956 and 26,529.12

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Solution

The fourth proportional to 47,304, 70,956 and 26,529.12 is: 39,793.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,304 : 70,956 = 26,529.12 : x
  2. Step 2: Convert to fraction form
    47,304/70,956 = 26,529.12/x
  3. Step 3: Cross multiply
    47,304x = 70,956 × 26,529.12
  4. Step 4: Simplify right side
    47,304x = 1,882,400,238.72
  5. Step 5: Solve for x
    x = 1,882,400,238.72/47,304
  6. Step 6: Final answer
    x = 39,793.68

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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.