Home / 28,009.55-41,917.66-17,331.53

Finding the Fourth Proportional to 28,009.55, 41,917.66 and 17,331.53

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Solution

The fourth proportional to 28,009.55, 41,917.66 and 17,331.53 is: 25,937.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,009.55 : 41,917.66 = 17,331.53 : x
  2. Step 2: Convert to fraction form
    28,009.55/41,917.66 = 17,331.53/x
  3. Step 3: Cross multiply
    28,009.55x = 41,917.66 × 17,331.53
  4. Step 4: Simplify right side
    28,009.55x = 726,496,928.90
  5. Step 5: Solve for x
    x = 726,496,928.90/28,009.55
  6. Step 6: Final answer
    x = 25,937.47

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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.