Home / 39,319.70-54,263.32-22,552.70

Finding the Fourth Proportional to 39,319.70, 54,263.32 and 22,552.70

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Solution

The fourth proportional to 39,319.70, 54,263.32 and 22,552.70 is: 31,123.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,319.70 : 54,263.32 = 22,552.70 : x
  2. Step 2: Convert to fraction form
    39,319.70/54,263.32 = 22,552.70/x
  3. Step 3: Cross multiply
    39,319.70x = 54,263.32 × 22,552.70
  4. Step 4: Simplify right side
    39,319.70x = 1,223,784,049.27
  5. Step 5: Solve for x
    x = 1,223,784,049.27/39,319.70
  6. Step 6: Final answer
    x = 31,123.95

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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.