Home / 40,764.11-61,135.91-15,795.59

Finding the Fourth Proportional to 40,764.11, 61,135.91 and 15,795.59

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Solution

The fourth proportional to 40,764.11, 61,135.91 and 15,795.59 is: 23,689.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,764.11 : 61,135.91 = 15,795.59 : x
  2. Step 2: Convert to fraction form
    40,764.11/61,135.91 = 15,795.59/x
  3. Step 3: Cross multiply
    40,764.11x = 61,135.91 × 15,795.59
  4. Step 4: Simplify right side
    40,764.11x = 965,677,689.66
  5. Step 5: Solve for x
    x = 965,677,689.66/40,764.11
  6. Step 6: Final answer
    x = 23,689.41

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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.