Home / 26,242.11-39,374.73-13,759.16

Finding the Fourth Proportional to 26,242.11, 39,374.73 and 13,759.16

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Solution

The fourth proportional to 26,242.11, 39,374.73 and 13,759.16 is: 20,644.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,242.11 : 39,374.73 = 13,759.16 : x
  2. Step 2: Convert to fraction form
    26,242.11/39,374.73 = 13,759.16/x
  3. Step 3: Cross multiply
    26,242.11x = 39,374.73 × 13,759.16
  4. Step 4: Simplify right side
    26,242.11x = 541,763,013.15
  5. Step 5: Solve for x
    x = 541,763,013.15/26,242.11
  6. Step 6: Final answer
    x = 20,644.80

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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.