Home / 12,772.04-17,625.14-7,394.70

Finding the Fourth Proportional to 12,772.04, 17,625.14 and 7,394.70

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Solution

The fourth proportional to 12,772.04, 17,625.14 and 7,394.70 is: 10,204.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,772.04 : 17,625.14 = 7,394.70 : x
  2. Step 2: Convert to fraction form
    12,772.04/17,625.14 = 7,394.70/x
  3. Step 3: Cross multiply
    12,772.04x = 17,625.14 × 7,394.70
  4. Step 4: Simplify right side
    12,772.04x = 130,332,679.61
  5. Step 5: Solve for x
    x = 130,332,679.61/12,772.04
  6. Step 6: Final answer
    x = 10,204.54

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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.