Home / 52,008.75-78,026.09-15,072.75

Finding the Fourth Proportional to 52,008.75, 78,026.09 and 15,072.75

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Solution

The fourth proportional to 52,008.75, 78,026.09 and 15,072.75 is: 22,612.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,008.75 : 78,026.09 = 15,072.75 : x
  2. Step 2: Convert to fraction form
    52,008.75/78,026.09 = 15,072.75/x
  3. Step 3: Cross multiply
    52,008.75x = 78,026.09 × 15,072.75
  4. Step 4: Simplify right side
    52,008.75x = 1,176,067,672.68
  5. Step 5: Solve for x
    x = 1,176,067,672.68/52,008.75
  6. Step 6: Final answer
    x = 22,612.88

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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.