Home / 12,474.05-17,206.97-7,436.66

Finding the Fourth Proportional to 12,474.05, 17,206.97 and 7,436.66

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Solution

The fourth proportional to 12,474.05, 17,206.97 and 7,436.66 is: 10,258.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,474.05 : 17,206.97 = 7,436.66 : x
  2. Step 2: Convert to fraction form
    12,474.05/17,206.97 = 7,436.66/x
  3. Step 3: Cross multiply
    12,474.05x = 17,206.97 × 7,436.66
  4. Step 4: Simplify right side
    12,474.05x = 127,962,262.30
  5. Step 5: Solve for x
    x = 127,962,262.30/12,474.05
  6. Step 6: Final answer
    x = 10,258.28

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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.