Home / 57,604.32-86,281.20-27,959.76

Finding the Fourth Proportional to 57,604.32, 86,281.20 and 27,959.76

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Solution

The fourth proportional to 57,604.32, 86,281.20 and 27,959.76 is: 41,878.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,604.32 : 86,281.20 = 27,959.76 : x
  2. Step 2: Convert to fraction form
    57,604.32/86,281.20 = 27,959.76/x
  3. Step 3: Cross multiply
    57,604.32x = 86,281.20 × 27,959.76
  4. Step 4: Simplify right side
    57,604.32x = 2,412,401,644.51
  5. Step 5: Solve for x
    x = 2,412,401,644.51/57,604.32
  6. Step 6: Final answer
    x = 41,878.83

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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.