Home / 40,186.67-55,458.27-22,282.43

Finding the Fourth Proportional to 40,186.67, 55,458.27 and 22,282.43

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Solution

The fourth proportional to 40,186.67, 55,458.27 and 22,282.43 is: 30,750.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,186.67 : 55,458.27 = 22,282.43 : x
  2. Step 2: Convert to fraction form
    40,186.67/55,458.27 = 22,282.43/x
  3. Step 3: Cross multiply
    40,186.67x = 55,458.27 × 22,282.43
  4. Step 4: Simplify right side
    40,186.67x = 1,235,744,741.90
  5. Step 5: Solve for x
    x = 1,235,744,741.90/40,186.67
  6. Step 6: Final answer
    x = 30,750.12

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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.