Home / 26,810.70-40,221.45-22,458.30

Finding the Fourth Proportional to 26,810.70, 40,221.45 and 22,458.30

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Solution

The fourth proportional to 26,810.70, 40,221.45 and 22,458.30 is: 33,691.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,810.70 : 40,221.45 = 22,458.30 : x
  2. Step 2: Convert to fraction form
    26,810.70/40,221.45 = 22,458.30/x
  3. Step 3: Cross multiply
    26,810.70x = 40,221.45 × 22,458.30
  4. Step 4: Simplify right side
    26,810.70x = 903,305,390.54
  5. Step 5: Solve for x
    x = 903,305,390.54/26,810.70
  6. Step 6: Final answer
    x = 33,691.97

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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.