Home / 38,629.46-53,304.15-22,500.30

Finding the Fourth Proportional to 38,629.46, 53,304.15 and 22,500.30

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Solution

The fourth proportional to 38,629.46, 53,304.15 and 22,500.30 is: 31,047.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,629.46 : 53,304.15 = 22,500.30 : x
  2. Step 2: Convert to fraction form
    38,629.46/53,304.15 = 22,500.30/x
  3. Step 3: Cross multiply
    38,629.46x = 53,304.15 × 22,500.30
  4. Step 4: Simplify right side
    38,629.46x = 1,199,359,366.25
  5. Step 5: Solve for x
    x = 1,199,359,366.25/38,629.46
  6. Step 6: Final answer
    x = 31,047.79

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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.