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Finding the Fourth Proportional to 24,879, 37,318.79 and 10,645.55

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Solution

The fourth proportional to 24,879, 37,318.79 and 10,645.55 is: 15,968.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,879 : 37,318.79 = 10,645.55 : x
  2. Step 2: Convert to fraction form
    24,879/37,318.79 = 10,645.55/x
  3. Step 3: Cross multiply
    24,879x = 37,318.79 × 10,645.55
  4. Step 4: Simplify right side
    24,879x = 397,279,044.88
  5. Step 5: Solve for x
    x = 397,279,044.88/24,879
  6. Step 6: Final answer
    x = 15,968.45

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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.