Home / 34,498.12-51,753.78-11,118.28

Finding the Fourth Proportional to 34,498.12, 51,753.78 and 11,118.28

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Solution

The fourth proportional to 34,498.12, 51,753.78 and 11,118.28 is: 16,679.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,498.12 : 51,753.78 = 11,118.28 : x
  2. Step 2: Convert to fraction form
    34,498.12/51,753.78 = 11,118.28/x
  3. Step 3: Cross multiply
    34,498.12x = 51,753.78 × 11,118.28
  4. Step 4: Simplify right side
    34,498.12x = 575,413,017.10
  5. Step 5: Solve for x
    x = 575,413,017.10/34,498.12
  6. Step 6: Final answer
    x = 16,679.55

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1.5x scale

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.