Home / 40,037.57-55,251.86-22,132.56

Finding the Fourth Proportional to 40,037.57, 55,251.86 and 22,132.56

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Solution

The fourth proportional to 40,037.57, 55,251.86 and 22,132.56 is: 30,542.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,037.57 : 55,251.86 = 22,132.56 : x
  2. Step 2: Convert to fraction form
    40,037.57/55,251.86 = 22,132.56/x
  3. Step 3: Cross multiply
    40,037.57x = 55,251.86 × 22,132.56
  4. Step 4: Simplify right side
    40,037.57x = 1,222,865,106.56
  5. Step 5: Solve for x
    x = 1,222,865,106.56/40,037.57
  6. Step 6: Final answer
    x = 30,542.94

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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.