Home / 12,552.30-17,321.48-7,246.80

Finding the Fourth Proportional to 12,552.30, 17,321.48 and 7,246.80

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Solution

The fourth proportional to 12,552.30, 17,321.48 and 7,246.80 is: 10,000.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,552.30 : 17,321.48 = 7,246.80 : x
  2. Step 2: Convert to fraction form
    12,552.30/17,321.48 = 7,246.80/x
  3. Step 3: Cross multiply
    12,552.30x = 17,321.48 × 7,246.80
  4. Step 4: Simplify right side
    12,552.30x = 125,525,301.26
  5. Step 5: Solve for x
    x = 125,525,301.26/12,552.30
  6. Step 6: Final answer
    x = 10,000.18

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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.