Home / 39,512.87-54,528.71-22,516.75

Finding the Fourth Proportional to 39,512.87, 54,528.71 and 22,516.75

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Solution

The fourth proportional to 39,512.87, 54,528.71 and 22,516.75 is: 31,073.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,512.87 : 54,528.71 = 22,516.75 : x
  2. Step 2: Convert to fraction form
    39,512.87/54,528.71 = 22,516.75/x
  3. Step 3: Cross multiply
    39,512.87x = 54,528.71 × 22,516.75
  4. Step 4: Simplify right side
    39,512.87x = 1,227,809,330.89
  5. Step 5: Solve for x
    x = 1,227,809,330.89/39,512.87
  6. Step 6: Final answer
    x = 31,073.66

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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.