Home / 26,250.28-39,360.96-17,939.68

Finding the Fourth Proportional to 26,250.28, 39,360.96 and 17,939.68

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Solution

The fourth proportional to 26,250.28, 39,360.96 and 17,939.68 is: 26,899.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,250.28 : 39,360.96 = 17,939.68 : x
  2. Step 2: Convert to fraction form
    26,250.28/39,360.96 = 17,939.68/x
  3. Step 3: Cross multiply
    26,250.28x = 39,360.96 × 17,939.68
  4. Step 4: Simplify right side
    26,250.28x = 706,123,026.89
  5. Step 5: Solve for x
    x = 706,123,026.89/26,250.28
  6. Step 6: Final answer
    x = 26,899.64

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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.