Home / 55,654.46-76,789.38-32,998.76

Finding the Fourth Proportional to 55,654.46, 76,789.38 and 32,998.76

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Solution

The fourth proportional to 55,654.46, 76,789.38 and 32,998.76 is: 45,530.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,654.46 : 76,789.38 = 32,998.76 : x
  2. Step 2: Convert to fraction form
    55,654.46/76,789.38 = 32,998.76/x
  3. Step 3: Cross multiply
    55,654.46x = 76,789.38 × 32,998.76
  4. Step 4: Simplify right side
    55,654.46x = 2,533,954,321.17
  5. Step 5: Solve for x
    x = 2,533,954,321.17/55,654.46
  6. Step 6: Final answer
    x = 45,530.12

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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.