Home / 22,729.05-34,101.77-11,640.96

Finding the Fourth Proportional to 22,729.05, 34,101.77 and 11,640.96

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Solution

The fourth proportional to 22,729.05, 34,101.77 and 11,640.96 is: 17,465.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,729.05 : 34,101.77 = 11,640.96 : x
  2. Step 2: Convert to fraction form
    22,729.05/34,101.77 = 11,640.96/x
  3. Step 3: Cross multiply
    22,729.05x = 34,101.77 × 11,640.96
  4. Step 4: Simplify right side
    22,729.05x = 396,977,282.29
  5. Step 5: Solve for x
    x = 396,977,282.29/22,729.05
  6. Step 6: Final answer
    x = 17,465.63

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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.