Home / 18,334.38-25,301.51-9,950.88

Finding the Fourth Proportional to 18,334.38, 25,301.51 and 9,950.88

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Solution

The fourth proportional to 18,334.38, 25,301.51 and 9,950.88 is: 13,732.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,334.38 : 25,301.51 = 9,950.88 : x
  2. Step 2: Convert to fraction form
    18,334.38/25,301.51 = 9,950.88/x
  3. Step 3: Cross multiply
    18,334.38x = 25,301.51 × 9,950.88
  4. Step 4: Simplify right side
    18,334.38x = 251,772,113.57
  5. Step 5: Solve for x
    x = 251,772,113.57/18,334.38
  6. Step 6: Final answer
    x = 13,732.24

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Half scale
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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.