Home / 26,265.93-39,381.48-13,770.87

Finding the Fourth Proportional to 26,265.93, 39,381.48 and 13,770.87

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Solution

The fourth proportional to 26,265.93, 39,381.48 and 13,770.87 is: 20,647.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,265.93 : 39,381.48 = 13,770.87 : x
  2. Step 2: Convert to fraction form
    26,265.93/39,381.48 = 13,770.87/x
  3. Step 3: Cross multiply
    26,265.93x = 39,381.48 × 13,770.87
  4. Step 4: Simplify right side
    26,265.93x = 542,317,241.49
  5. Step 5: Solve for x
    x = 542,317,241.49/26,265.93
  6. Step 6: Final answer
    x = 20,647.17

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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.