Home / 28,649.97-43,006.38-22,764.69

Finding the Fourth Proportional to 28,649.97, 43,006.38 and 22,764.69

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Solution

The fourth proportional to 28,649.97, 43,006.38 and 22,764.69 is: 34,172.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,649.97 : 43,006.38 = 22,764.69 : x
  2. Step 2: Convert to fraction form
    28,649.97/43,006.38 = 22,764.69/x
  3. Step 3: Cross multiply
    28,649.97x = 43,006.38 × 22,764.69
  4. Step 4: Simplify right side
    28,649.97x = 979,026,908.72
  5. Step 5: Solve for x
    x = 979,026,908.72/28,649.97
  6. Step 6: Final answer
    x = 34,172.00

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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.