Home / 15,965.88-23,959.82-5,577.63

Finding the Fourth Proportional to 15,965.88, 23,959.82 and 5,577.63

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Solution

The fourth proportional to 15,965.88, 23,959.82 and 5,577.63 is: 8,370.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,965.88 : 23,959.82 = 5,577.63 : x
  2. Step 2: Convert to fraction form
    15,965.88/23,959.82 = 5,577.63/x
  3. Step 3: Cross multiply
    15,965.88x = 23,959.82 × 5,577.63
  4. Step 4: Simplify right side
    15,965.88x = 133,639,010.83
  5. Step 5: Solve for x
    x = 133,639,010.83/15,965.88
  6. Step 6: Final answer
    x = 8,370.29

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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.