Home / 15,475.15-23,180.58-7,553.76

Finding the Fourth Proportional to 15,475.15, 23,180.58 and 7,553.76

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Solution

The fourth proportional to 15,475.15, 23,180.58 and 7,553.76 is: 11,314.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,475.15 : 23,180.58 = 7,553.76 : x
  2. Step 2: Convert to fraction form
    15,475.15/23,180.58 = 7,553.76/x
  3. Step 3: Cross multiply
    15,475.15x = 23,180.58 × 7,553.76
  4. Step 4: Simplify right side
    15,475.15x = 175,100,451.05
  5. Step 5: Solve for x
    x = 175,100,451.05/15,475.15
  6. Step 6: Final answer
    x = 11,314.94

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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.