Home / 12,564.24-17,338.92-6,975.76

Finding the Fourth Proportional to 12,564.24, 17,338.92 and 6,975.76

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Solution

The fourth proportional to 12,564.24, 17,338.92 and 6,975.76 is: 9,626.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,564.24 : 17,338.92 = 6,975.76 : x
  2. Step 2: Convert to fraction form
    12,564.24/17,338.92 = 6,975.76/x
  3. Step 3: Cross multiply
    12,564.24x = 17,338.92 × 6,975.76
  4. Step 4: Simplify right side
    12,564.24x = 120,952,144.58
  5. Step 5: Solve for x
    x = 120,952,144.58/12,564.24
  6. Step 6: Final answer
    x = 9,626.70

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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.