Home / 15,900.30-23,850.45-9,672.53

Finding the Fourth Proportional to 15,900.30, 23,850.45 and 9,672.53

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Solution

The fourth proportional to 15,900.30, 23,850.45 and 9,672.53 is: 14,508.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,900.30 : 23,850.45 = 9,672.53 : x
  2. Step 2: Convert to fraction form
    15,900.30/23,850.45 = 9,672.53/x
  3. Step 3: Cross multiply
    15,900.30x = 23,850.45 × 9,672.53
  4. Step 4: Simplify right side
    15,900.30x = 230,694,073.89
  5. Step 5: Solve for x
    x = 230,694,073.89/15,900.30
  6. Step 6: Final answer
    x = 14,508.79

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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.