Home / 29,006.88-43,451.76-19,121.76

Finding the Fourth Proportional to 29,006.88, 43,451.76 and 19,121.76

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Solution

The fourth proportional to 29,006.88, 43,451.76 and 19,121.76 is: 28,644.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,006.88 : 43,451.76 = 19,121.76 : x
  2. Step 2: Convert to fraction form
    29,006.88/43,451.76 = 19,121.76/x
  3. Step 3: Cross multiply
    29,006.88x = 43,451.76 × 19,121.76
  4. Step 4: Simplify right side
    29,006.88x = 830,874,126.30
  5. Step 5: Solve for x
    x = 830,874,126.30/29,006.88
  6. Step 6: Final answer
    x = 28,644.04

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1.5x scale

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.