Home / 15,839.76-23,765.40-7,522.32

Finding the Fourth Proportional to 15,839.76, 23,765.40 and 7,522.32

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Solution

The fourth proportional to 15,839.76, 23,765.40 and 7,522.32 is: 11,286.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,839.76 : 23,765.40 = 7,522.32 : x
  2. Step 2: Convert to fraction form
    15,839.76/23,765.40 = 7,522.32/x
  3. Step 3: Cross multiply
    15,839.76x = 23,765.40 × 7,522.32
  4. Step 4: Simplify right side
    15,839.76x = 178,770,943.73
  5. Step 5: Solve for x
    x = 178,770,943.73/15,839.76
  6. Step 6: Final answer
    x = 11,286.22

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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.