Home / 12,575.23-17,356.94-7,269.28

Finding the Fourth Proportional to 12,575.23, 17,356.94 and 7,269.28

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Solution

The fourth proportional to 12,575.23, 17,356.94 and 7,269.28 is: 10,033.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,575.23 : 17,356.94 = 7,269.28 : x
  2. Step 2: Convert to fraction form
    12,575.23/17,356.94 = 7,269.28/x
  3. Step 3: Cross multiply
    12,575.23x = 17,356.94 × 7,269.28
  4. Step 4: Simplify right side
    12,575.23x = 126,172,456.80
  5. Step 5: Solve for x
    x = 126,172,456.80/12,575.23
  6. Step 6: Final answer
    x = 10,033.41

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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.