Home / 28,788.85-43,184.82-9,068.95

Finding the Fourth Proportional to 28,788.85, 43,184.82 and 9,068.95

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Solution

The fourth proportional to 28,788.85, 43,184.82 and 9,068.95 is: 13,603.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,788.85 : 43,184.82 = 9,068.95 : x
  2. Step 2: Convert to fraction form
    28,788.85/43,184.82 = 9,068.95/x
  3. Step 3: Cross multiply
    28,788.85x = 43,184.82 × 9,068.95
  4. Step 4: Simplify right side
    28,788.85x = 391,641,061.33
  5. Step 5: Solve for x
    x = 391,641,061.33/28,788.85
  6. Step 6: Final answer
    x = 13,603.91

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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.