Home / 40,191.63-55,463.43-22,286.58

Finding the Fourth Proportional to 40,191.63, 55,463.43 and 22,286.58

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Solution

The fourth proportional to 40,191.63, 55,463.43 and 22,286.58 is: 30,754.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,191.63 : 55,463.43 = 22,286.58 : x
  2. Step 2: Convert to fraction form
    40,191.63/55,463.43 = 22,286.58/x
  3. Step 3: Cross multiply
    40,191.63x = 55,463.43 × 22,286.58
  4. Step 4: Simplify right side
    40,191.63x = 1,236,090,169.77
  5. Step 5: Solve for x
    x = 1,236,090,169.77/40,191.63
  6. Step 6: Final answer
    x = 30,754.92

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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.