Home / 12,615.17-17,409.33-6,950.03

Finding the Fourth Proportional to 12,615.17, 17,409.33 and 6,950.03

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Solution

The fourth proportional to 12,615.17, 17,409.33 and 6,950.03 is: 9,591.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,615.17 : 17,409.33 = 6,950.03 : x
  2. Step 2: Convert to fraction form
    12,615.17/17,409.33 = 6,950.03/x
  3. Step 3: Cross multiply
    12,615.17x = 17,409.33 × 6,950.03
  4. Step 4: Simplify right side
    12,615.17x = 120,995,278.73
  5. Step 5: Solve for x
    x = 120,995,278.73/12,615.17
  6. Step 6: Final answer
    x = 9,591.26

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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.