Home / 55,177.11-82,766.43-15,734.22

Finding the Fourth Proportional to 55,177.11, 82,766.43 and 15,734.22

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Solution

The fourth proportional to 55,177.11, 82,766.43 and 15,734.22 is: 23,601.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,177.11 : 82,766.43 = 15,734.22 : x
  2. Step 2: Convert to fraction form
    55,177.11/82,766.43 = 15,734.22/x
  3. Step 3: Cross multiply
    55,177.11x = 82,766.43 × 15,734.22
  4. Step 4: Simplify right side
    55,177.11x = 1,302,265,218.23
  5. Step 5: Solve for x
    x = 1,302,265,218.23/55,177.11
  6. Step 6: Final answer
    x = 23,601.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.