Home / 27,648.20-41,472.30-6,871.70

Finding the Fourth Proportional to 27,648.20, 41,472.30 and 6,871.70

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Solution

The fourth proportional to 27,648.20, 41,472.30 and 6,871.70 is: 10,307.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,648.20 : 41,472.30 = 6,871.70 : x
  2. Step 2: Convert to fraction form
    27,648.20/41,472.30 = 6,871.70/x
  3. Step 3: Cross multiply
    27,648.20x = 41,472.30 × 6,871.70
  4. Step 4: Simplify right side
    27,648.20x = 284,985,203.91
  5. Step 5: Solve for x
    x = 284,985,203.91/27,648.20
  6. Step 6: Final answer
    x = 10,307.55

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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.