Home / 26,996.59-40,507.19-13,858.20

Finding the Fourth Proportional to 26,996.59, 40,507.19 and 13,858.20

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Solution

The fourth proportional to 26,996.59, 40,507.19 and 13,858.20 is: 20,793.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,996.59 : 40,507.19 = 13,858.20 : x
  2. Step 2: Convert to fraction form
    26,996.59/40,507.19 = 13,858.20/x
  3. Step 3: Cross multiply
    26,996.59x = 40,507.19 × 13,858.20
  4. Step 4: Simplify right side
    26,996.59x = 561,356,649.19
  5. Step 5: Solve for x
    x = 561,356,649.19/26,996.59
  6. Step 6: Final answer
    x = 20,793.61

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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.