Home / 22,629.28-31,209.42-14,564.20

Finding the Fourth Proportional to 22,629.28, 31,209.42 and 14,564.20

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Solution

The fourth proportional to 22,629.28, 31,209.42 and 14,564.20 is: 20,086.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,629.28 : 31,209.42 = 14,564.20 : x
  2. Step 2: Convert to fraction form
    22,629.28/31,209.42 = 14,564.20/x
  3. Step 3: Cross multiply
    22,629.28x = 31,209.42 × 14,564.20
  4. Step 4: Simplify right side
    22,629.28x = 454,540,234.76
  5. Step 5: Solve for x
    x = 454,540,234.76/22,629.28
  6. Step 6: Final answer
    x = 20,086.38

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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.