Home / 34,789.98-48,010.28-18,874.56

Finding the Fourth Proportional to 34,789.98, 48,010.28 and 18,874.56

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Solution

The fourth proportional to 34,789.98, 48,010.28 and 18,874.56 is: 26,046.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,789.98 : 48,010.28 = 18,874.56 : x
  2. Step 2: Convert to fraction form
    34,789.98/48,010.28 = 18,874.56/x
  3. Step 3: Cross multiply
    34,789.98x = 48,010.28 × 18,874.56
  4. Step 4: Simplify right side
    34,789.98x = 906,172,816.10
  5. Step 5: Solve for x
    x = 906,172,816.10/34,789.98
  6. Step 6: Final answer
    x = 26,046.95

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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.