Home / 40,496.80-55,885.68-22,591.36

Finding the Fourth Proportional to 40,496.80, 55,885.68 and 22,591.36

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Solution

The fourth proportional to 40,496.80, 55,885.68 and 22,591.36 is: 31,176.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,496.80 : 55,885.68 = 22,591.36 : x
  2. Step 2: Convert to fraction form
    40,496.80/55,885.68 = 22,591.36/x
  3. Step 3: Cross multiply
    40,496.80x = 55,885.68 × 22,591.36
  4. Step 4: Simplify right side
    40,496.80x = 1,262,533,515.72
  5. Step 5: Solve for x
    x = 1,262,533,515.72/40,496.80
  6. Step 6: Final answer
    x = 31,176.13

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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.