Home / 26,125.80-39,131.10-23,207.40

Finding the Fourth Proportional to 26,125.80, 39,131.10 and 23,207.40

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Solution

The fourth proportional to 26,125.80, 39,131.10 and 23,207.40 is: 34,759.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,125.80 : 39,131.10 = 23,207.40 : x
  2. Step 2: Convert to fraction form
    26,125.80/39,131.10 = 23,207.40/x
  3. Step 3: Cross multiply
    26,125.80x = 39,131.10 × 23,207.40
  4. Step 4: Simplify right side
    26,125.80x = 908,131,090.14
  5. Step 5: Solve for x
    x = 908,131,090.14/26,125.80
  6. Step 6: Final answer
    x = 34,759.93

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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.