Home / 40,704.22-61,077.17-19,381.07

Finding the Fourth Proportional to 40,704.22, 61,077.17 and 19,381.07

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Solution

The fourth proportional to 40,704.22, 61,077.17 and 19,381.07 is: 29,081.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,704.22 : 61,077.17 = 19,381.07 : x
  2. Step 2: Convert to fraction form
    40,704.22/61,077.17 = 19,381.07/x
  3. Step 3: Cross multiply
    40,704.22x = 61,077.17 × 19,381.07
  4. Step 4: Simplify right side
    40,704.22x = 1,183,740,907.17
  5. Step 5: Solve for x
    x = 1,183,740,907.17/40,704.22
  6. Step 6: Final answer
    x = 29,081.53

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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.