Home / 37,781.15-56,671.82-18,055.22

Finding the Fourth Proportional to 37,781.15, 56,671.82 and 18,055.22

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Solution

The fourth proportional to 37,781.15, 56,671.82 and 18,055.22 is: 27,082.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,781.15 : 56,671.82 = 18,055.22 : x
  2. Step 2: Convert to fraction form
    37,781.15/56,671.82 = 18,055.22/x
  3. Step 3: Cross multiply
    37,781.15x = 56,671.82 × 18,055.22
  4. Step 4: Simplify right side
    37,781.15x = 1,023,221,804.27
  5. Step 5: Solve for x
    x = 1,023,221,804.27/37,781.15
  6. Step 6: Final answer
    x = 27,082.87

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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.