Home / 26,034.95-39,021.13-11,975.61

Finding the Fourth Proportional to 26,034.95, 39,021.13 and 11,975.61

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Solution

The fourth proportional to 26,034.95, 39,021.13 and 11,975.61 is: 17,949.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,034.95 : 39,021.13 = 11,975.61 : x
  2. Step 2: Convert to fraction form
    26,034.95/39,021.13 = 11,975.61/x
  3. Step 3: Cross multiply
    26,034.95x = 39,021.13 × 11,975.61
  4. Step 4: Simplify right side
    26,034.95x = 467,301,804.70
  5. Step 5: Solve for x
    x = 467,301,804.70/26,034.95
  6. Step 6: Final answer
    x = 17,949.02

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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.