Home / 26,327.25-36,331.61-15,155.73

Finding the Fourth Proportional to 26,327.25, 36,331.61 and 15,155.73

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Solution

The fourth proportional to 26,327.25, 36,331.61 and 15,155.73 is: 20,914.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,327.25 : 36,331.61 = 15,155.73 : x
  2. Step 2: Convert to fraction form
    26,327.25/36,331.61 = 15,155.73/x
  3. Step 3: Cross multiply
    26,327.25x = 36,331.61 × 15,155.73
  4. Step 4: Simplify right side
    26,327.25x = 550,631,995.85
  5. Step 5: Solve for x
    x = 550,631,995.85/26,327.25
  6. Step 6: Final answer
    x = 20,914.91

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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.