Home / 12,472.26-17,211.24-7,436.36

Finding the Fourth Proportional to 12,472.26, 17,211.24 and 7,436.36

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Solution

The fourth proportional to 12,472.26, 17,211.24 and 7,436.36 is: 10,261.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,472.26 : 17,211.24 = 7,436.36 : x
  2. Step 2: Convert to fraction form
    12,472.26/17,211.24 = 7,436.36/x
  3. Step 3: Cross multiply
    12,472.26x = 17,211.24 × 7,436.36
  4. Step 4: Simplify right side
    12,472.26x = 127,988,890.63
  5. Step 5: Solve for x
    x = 127,988,890.63/12,472.26
  6. Step 6: Final answer
    x = 10,261.88

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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.