Home / 29,680.85-44,543.84-10,978.58

Finding the Fourth Proportional to 29,680.85, 44,543.84 and 10,978.58

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Solution

The fourth proportional to 29,680.85, 44,543.84 and 10,978.58 is: 16,476.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,680.85 : 44,543.84 = 10,978.58 : x
  2. Step 2: Convert to fraction form
    29,680.85/44,543.84 = 10,978.58/x
  3. Step 3: Cross multiply
    29,680.85x = 44,543.84 × 10,978.58
  4. Step 4: Simplify right side
    29,680.85x = 489,027,833.34
  5. Step 5: Solve for x
    x = 489,027,833.34/29,680.85
  6. Step 6: Final answer
    x = 16,476.21

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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.