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Finding the Fourth Proportional to 24,918.84, 37,384.56 and 8,278.96

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Solution

The fourth proportional to 24,918.84, 37,384.56 and 8,278.96 is: 12,420.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,918.84 : 37,384.56 = 8,278.96 : x
  2. Step 2: Convert to fraction form
    24,918.84/37,384.56 = 8,278.96/x
  3. Step 3: Cross multiply
    24,918.84x = 37,384.56 × 8,278.96
  4. Step 4: Simplify right side
    24,918.84x = 309,505,162.70
  5. Step 5: Solve for x
    x = 309,505,162.70/24,918.84
  6. Step 6: Final answer
    x = 12,420.53

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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.