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Finding the Fourth Proportional to 24,559.76, 36,815.90 and 7,908.48

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Solution

The fourth proportional to 24,559.76, 36,815.90 and 7,908.48 is: 11,855.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,559.76 : 36,815.90 = 7,908.48 : x
  2. Step 2: Convert to fraction form
    24,559.76/36,815.90 = 7,908.48/x
  3. Step 3: Cross multiply
    24,559.76x = 36,815.90 × 7,908.48
  4. Step 4: Simplify right side
    24,559.76x = 291,157,769.29
  5. Step 5: Solve for x
    x = 291,157,769.29/24,559.76
  6. Step 6: Final answer
    x = 11,855.08

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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.