Home / 12,553.65-17,323.43-7,250.18

Finding the Fourth Proportional to 12,553.65, 17,323.43 and 7,250.18

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Solution

The fourth proportional to 12,553.65, 17,323.43 and 7,250.18 is: 10,004.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,553.65 : 17,323.43 = 7,250.18 : x
  2. Step 2: Convert to fraction form
    12,553.65/17,323.43 = 7,250.18/x
  3. Step 3: Cross multiply
    12,553.65x = 17,323.43 × 7,250.18
  4. Step 4: Simplify right side
    12,553.65x = 125,597,862.85
  5. Step 5: Solve for x
    x = 125,597,862.85/12,553.65
  6. Step 6: Final answer
    x = 10,004.89

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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.