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Finding the Fourth Proportional to 47,394.73, 65,404.74 and 26,173.99

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Solution

The fourth proportional to 47,394.73, 65,404.74 and 26,173.99 is: 36,120.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,394.73 : 65,404.74 = 26,173.99 : x
  2. Step 2: Convert to fraction form
    47,394.73/65,404.74 = 26,173.99/x
  3. Step 3: Cross multiply
    47,394.73x = 65,404.74 × 26,173.99
  4. Step 4: Simplify right side
    47,394.73x = 1,711,903,010.71
  5. Step 5: Solve for x
    x = 1,711,903,010.71/47,394.73
  6. Step 6: Final answer
    x = 36,120.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.