Home / 12,759.24-17,609.52-7,455.96

Finding the Fourth Proportional to 12,759.24, 17,609.52 and 7,455.96

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Solution

The fourth proportional to 12,759.24, 17,609.52 and 7,455.96 is: 10,290.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,759.24 : 17,609.52 = 7,455.96 : x
  2. Step 2: Convert to fraction form
    12,759.24/17,609.52 = 7,455.96/x
  3. Step 3: Cross multiply
    12,759.24x = 17,609.52 × 7,455.96
  4. Step 4: Simplify right side
    12,759.24x = 131,295,876.74
  5. Step 5: Solve for x
    x = 131,295,876.74/12,759.24
  6. Step 6: Final answer
    x = 10,290.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.