Home / 15,052.56-22,579.92-5,191.69

Finding the Fourth Proportional to 15,052.56, 22,579.92 and 5,191.69

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Solution

The fourth proportional to 15,052.56, 22,579.92 and 5,191.69 is: 7,787.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,052.56 : 22,579.92 = 5,191.69 : x
  2. Step 2: Convert to fraction form
    15,052.56/22,579.92 = 5,191.69/x
  3. Step 3: Cross multiply
    15,052.56x = 22,579.92 × 5,191.69
  4. Step 4: Simplify right side
    15,052.56x = 117,227,953.62
  5. Step 5: Solve for x
    x = 117,227,953.62/15,052.56
  6. Step 6: Final answer
    x = 7,787.91

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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.