Home / 26,451.75-36,503.42-15,273.75

Finding the Fourth Proportional to 26,451.75, 36,503.42 and 15,273.75

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Solution

The fourth proportional to 26,451.75, 36,503.42 and 15,273.75 is: 21,077.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,451.75 : 36,503.42 = 15,273.75 : x
  2. Step 2: Convert to fraction form
    26,451.75/36,503.42 = 15,273.75/x
  3. Step 3: Cross multiply
    26,451.75x = 36,503.42 × 15,273.75
  4. Step 4: Simplify right side
    26,451.75x = 557,544,111.23
  5. Step 5: Solve for x
    x = 557,544,111.23/26,451.75
  6. Step 6: Final answer
    x = 21,077.78

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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.