Home / 26,138.59-39,133.36-17,356.03

Finding the Fourth Proportional to 26,138.59, 39,133.36 and 17,356.03

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Solution

The fourth proportional to 26,138.59, 39,133.36 and 17,356.03 is: 25,984.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,138.59 : 39,133.36 = 17,356.03 : x
  2. Step 2: Convert to fraction form
    26,138.59/39,133.36 = 17,356.03/x
  3. Step 3: Cross multiply
    26,138.59x = 39,133.36 × 17,356.03
  4. Step 4: Simplify right side
    26,138.59x = 679,199,770.16
  5. Step 5: Solve for x
    x = 679,199,770.16/26,138.59
  6. Step 6: Final answer
    x = 25,984.56

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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.