Home / 18,334.12-25,301.07-9,950.62

Finding the Fourth Proportional to 18,334.12, 25,301.07 and 9,950.62

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Solution

The fourth proportional to 18,334.12, 25,301.07 and 9,950.62 is: 13,731.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,334.12 : 25,301.07 = 9,950.62 : x
  2. Step 2: Convert to fraction form
    18,334.12/25,301.07 = 9,950.62/x
  3. Step 3: Cross multiply
    18,334.12x = 25,301.07 × 9,950.62
  4. Step 4: Simplify right side
    18,334.12x = 251,761,231.53
  5. Step 5: Solve for x
    x = 251,761,231.53/18,334.12
  6. Step 6: Final answer
    x = 13,731.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.