Home / 12,695.57-19,047.92-5,675.00

Finding the Fourth Proportional to 12,695.57, 19,047.92 and 5,675.00

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Solution

The fourth proportional to 12,695.57, 19,047.92 and 5,675.00 is: 8,514.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,695.57 : 19,047.92 = 5,675.00 : x
  2. Step 2: Convert to fraction form
    12,695.57/19,047.92 = 5,675.00/x
  3. Step 3: Cross multiply
    12,695.57x = 19,047.92 × 5,675.00
  4. Step 4: Simplify right side
    12,695.57x = 108,096,965.24
  5. Step 5: Solve for x
    x = 108,096,965.24/12,695.57
  6. Step 6: Final answer
    x = 8,514.55

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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.