Home / 26,249.28-39,359.46-17,938.68

Finding the Fourth Proportional to 26,249.28, 39,359.46 and 17,938.68

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Solution

The fourth proportional to 26,249.28, 39,359.46 and 17,938.68 is: 26,898.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,249.28 : 39,359.46 = 17,938.68 : x
  2. Step 2: Convert to fraction form
    26,249.28/39,359.46 = 17,938.68/x
  3. Step 3: Cross multiply
    26,249.28x = 39,359.46 × 17,938.68
  4. Step 4: Simplify right side
    26,249.28x = 706,056,757.91
  5. Step 5: Solve for x
    x = 706,056,757.91/26,249.28
  6. Step 6: Final answer
    x = 26,898.14

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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.