Home / 40,158.49-55,414.23-22,249.06

Finding the Fourth Proportional to 40,158.49, 55,414.23 and 22,249.06

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Solution

The fourth proportional to 40,158.49, 55,414.23 and 22,249.06 is: 30,701.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,158.49 : 55,414.23 = 22,249.06 : x
  2. Step 2: Convert to fraction form
    40,158.49/55,414.23 = 22,249.06/x
  3. Step 3: Cross multiply
    40,158.49x = 55,414.23 × 22,249.06
  4. Step 4: Simplify right side
    40,158.49x = 1,232,914,528.12
  5. Step 5: Solve for x
    x = 1,232,914,528.12/40,158.49
  6. Step 6: Final answer
    x = 30,701.22

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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.