Home / 26,168.25-36,112.19-14,990.97

Finding the Fourth Proportional to 26,168.25, 36,112.19 and 14,990.97

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Solution

The fourth proportional to 26,168.25, 36,112.19 and 14,990.97 is: 20,687.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,168.25 : 36,112.19 = 14,990.97 : x
  2. Step 2: Convert to fraction form
    26,168.25/36,112.19 = 14,990.97/x
  3. Step 3: Cross multiply
    26,168.25x = 36,112.19 × 14,990.97
  4. Step 4: Simplify right side
    26,168.25x = 541,356,681.97
  5. Step 5: Solve for x
    x = 541,356,681.97/26,168.25
  6. Step 6: Final answer
    x = 20,687.54

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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.