Home / 40,642.13-56,084.82-22,736.74

Finding the Fourth Proportional to 40,642.13, 56,084.82 and 22,736.74

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Solution

The fourth proportional to 40,642.13, 56,084.82 and 22,736.74 is: 31,375.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,642.13 : 56,084.82 = 22,736.74 : x
  2. Step 2: Convert to fraction form
    40,642.13/56,084.82 = 22,736.74/x
  3. Step 3: Cross multiply
    40,642.13x = 56,084.82 × 22,736.74
  4. Step 4: Simplify right side
    40,642.13x = 1,275,185,977.87
  5. Step 5: Solve for x
    x = 1,275,185,977.87/40,642.13
  6. Step 6: Final answer
    x = 31,375.97

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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.