Home / 19,535.97-29,305.31-7,849.20

Finding the Fourth Proportional to 19,535.97, 29,305.31 and 7,849.20

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Solution

The fourth proportional to 19,535.97, 29,305.31 and 7,849.20 is: 11,774.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,535.97 : 29,305.31 = 7,849.20 : x
  2. Step 2: Convert to fraction form
    19,535.97/29,305.31 = 7,849.20/x
  3. Step 3: Cross multiply
    19,535.97x = 29,305.31 × 7,849.20
  4. Step 4: Simplify right side
    19,535.97x = 230,023,200.01
  5. Step 5: Solve for x
    x = 230,023,200.01/19,535.97
  6. Step 6: Final answer
    x = 11,774.34

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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.