Home / 26,278.44-39,423.59-8,748.96

Finding the Fourth Proportional to 26,278.44, 39,423.59 and 8,748.96

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Solution

The fourth proportional to 26,278.44, 39,423.59 and 8,748.96 is: 13,125.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,278.44 : 39,423.59 = 8,748.96 : x
  2. Step 2: Convert to fraction form
    26,278.44/39,423.59 = 8,748.96/x
  3. Step 3: Cross multiply
    26,278.44x = 39,423.59 × 8,748.96
  4. Step 4: Simplify right side
    26,278.44x = 344,915,411.97
  5. Step 5: Solve for x
    x = 344,915,411.97/26,278.44
  6. Step 6: Final answer
    x = 13,125.41

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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.