Home / 40,439.76-55,806.24-22,534.68

Finding the Fourth Proportional to 40,439.76, 55,806.24 and 22,534.68

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Solution

The fourth proportional to 40,439.76, 55,806.24 and 22,534.68 is: 31,097.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,439.76 : 55,806.24 = 22,534.68 : x
  2. Step 2: Convert to fraction form
    40,439.76/55,806.24 = 22,534.68/x
  3. Step 3: Cross multiply
    40,439.76x = 55,806.24 × 22,534.68
  4. Step 4: Simplify right side
    40,439.76x = 1,257,575,760.40
  5. Step 5: Solve for x
    x = 1,257,575,760.40/40,439.76
  6. Step 6: Final answer
    x = 31,097.51

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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.