Home / 26,180.74-36,138.32-16,109.61

Finding the Fourth Proportional to 26,180.74, 36,138.32 and 16,109.61

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Solution

The fourth proportional to 26,180.74, 36,138.32 and 16,109.61 is: 22,236.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,180.74 : 36,138.32 = 16,109.61 : x
  2. Step 2: Convert to fraction form
    26,180.74/36,138.32 = 16,109.61/x
  3. Step 3: Cross multiply
    26,180.74x = 36,138.32 × 16,109.61
  4. Step 4: Simplify right side
    26,180.74x = 582,174,241.26
  5. Step 5: Solve for x
    x = 582,174,241.26/26,180.74
  6. Step 6: Final answer
    x = 22,236.74

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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.