Home / 55,514.92-76,610.10-30,364.60

Finding the Fourth Proportional to 55,514.92, 76,610.10 and 30,364.60

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Solution

The fourth proportional to 55,514.92, 76,610.10 and 30,364.60 is: 41,902.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,514.92 : 76,610.10 = 30,364.60 : x
  2. Step 2: Convert to fraction form
    55,514.92/76,610.10 = 30,364.60/x
  3. Step 3: Cross multiply
    55,514.92x = 76,610.10 × 30,364.60
  4. Step 4: Simplify right side
    55,514.92x = 2,326,235,042.46
  5. Step 5: Solve for x
    x = 2,326,235,042.46/55,514.92
  6. Step 6: Final answer
    x = 41,902.88

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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.