Home / 29,949.89-44,931.48-8,891.61

Finding the Fourth Proportional to 29,949.89, 44,931.48 and 8,891.61

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Solution

The fourth proportional to 29,949.89, 44,931.48 and 8,891.61 is: 13,339.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,949.89 : 44,931.48 = 8,891.61 : x
  2. Step 2: Convert to fraction form
    29,949.89/44,931.48 = 8,891.61/x
  3. Step 3: Cross multiply
    29,949.89x = 44,931.48 × 8,891.61
  4. Step 4: Simplify right side
    29,949.89x = 399,512,995.05
  5. Step 5: Solve for x
    x = 399,512,995.05/29,949.89
  6. Step 6: Final answer
    x = 13,339.38

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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.