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Finding the Fourth Proportional to 26,473.72, 39,711.95 and 6,752.45

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Solution

The fourth proportional to 26,473.72, 39,711.95 and 6,752.45 is: 10,129.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,473.72 : 39,711.95 = 6,752.45 : x
  2. Step 2: Convert to fraction form
    26,473.72/39,711.95 = 6,752.45/x
  3. Step 3: Cross multiply
    26,473.72x = 39,711.95 × 6,752.45
  4. Step 4: Simplify right side
    26,473.72x = 268,152,956.78
  5. Step 5: Solve for x
    x = 268,152,956.78/26,473.72
  6. Step 6: Final answer
    x = 10,129.02

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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.