Home / 28,845.40-43,294.82-17,773.72

Finding the Fourth Proportional to 28,845.40, 43,294.82 and 17,773.72

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Solution

The fourth proportional to 28,845.40, 43,294.82 and 17,773.72 is: 26,677.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,845.40 : 43,294.82 = 17,773.72 : x
  2. Step 2: Convert to fraction form
    28,845.40/43,294.82 = 17,773.72/x
  3. Step 3: Cross multiply
    28,845.40x = 43,294.82 × 17,773.72
  4. Step 4: Simplify right side
    28,845.40x = 769,510,008.13
  5. Step 5: Solve for x
    x = 769,510,008.13/28,845.40
  6. Step 6: Final answer
    x = 26,677.04

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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.