Home / 26,484.05-39,726.07-6,761.90

Finding the Fourth Proportional to 26,484.05, 39,726.07 and 6,761.90

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Solution

The fourth proportional to 26,484.05, 39,726.07 and 6,761.90 is: 10,142.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,484.05 : 39,726.07 = 6,761.90 : x
  2. Step 2: Convert to fraction form
    26,484.05/39,726.07 = 6,761.90/x
  3. Step 3: Cross multiply
    26,484.05x = 39,726.07 × 6,761.90
  4. Step 4: Simplify right side
    26,484.05x = 268,623,712.73
  5. Step 5: Solve for x
    x = 268,623,712.73/26,484.05
  6. Step 6: Final answer
    x = 10,142.85

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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.