Home / 40,717.48-61,115.10-25,165.48

Finding the Fourth Proportional to 40,717.48, 61,115.10 and 25,165.48

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Solution

The fourth proportional to 40,717.48, 61,115.10 and 25,165.48 is: 37,772.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,717.48 : 61,115.10 = 25,165.48 : x
  2. Step 2: Convert to fraction form
    40,717.48/61,115.10 = 25,165.48/x
  3. Step 3: Cross multiply
    40,717.48x = 61,115.10 × 25,165.48
  4. Step 4: Simplify right side
    40,717.48x = 1,537,990,826.75
  5. Step 5: Solve for x
    x = 1,537,990,826.75/40,717.48
  6. Step 6: Final answer
    x = 37,772.25

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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.