Home / 12,552.06-17,321.40-7,247.10

Finding the Fourth Proportional to 12,552.06, 17,321.40 and 7,247.10

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Solution

The fourth proportional to 12,552.06, 17,321.40 and 7,247.10 is: 10,000.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,552.06 : 17,321.40 = 7,247.10 : x
  2. Step 2: Convert to fraction form
    12,552.06/17,321.40 = 7,247.10/x
  3. Step 3: Cross multiply
    12,552.06x = 17,321.40 × 7,247.10
  4. Step 4: Simplify right side
    12,552.06x = 125,529,917.94
  5. Step 5: Solve for x
    x = 125,529,917.94/12,552.06
  6. Step 6: Final answer
    x = 10,000.74

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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.