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Finding the Fourth Proportional to 47,473, 71,162.92 and 26,423.12

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Solution

The fourth proportional to 47,473, 71,162.92 and 26,423.12 is: 39,608.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,473 : 71,162.92 = 26,423.12 : x
  2. Step 2: Convert to fraction form
    47,473/71,162.92 = 26,423.12/x
  3. Step 3: Cross multiply
    47,473x = 71,162.92 × 26,423.12
  4. Step 4: Simplify right side
    47,473x = 1,880,346,374.71
  5. Step 5: Solve for x
    x = 1,880,346,374.71/47,473
  6. Step 6: Final answer
    x = 39,608.75

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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.