Home / 18,625.02-27,900.27-11,207.04

Finding the Fourth Proportional to 18,625.02, 27,900.27 and 11,207.04

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Solution

The fourth proportional to 18,625.02, 27,900.27 and 11,207.04 is: 16,788.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,625.02 : 27,900.27 = 11,207.04 : x
  2. Step 2: Convert to fraction form
    18,625.02/27,900.27 = 11,207.04/x
  3. Step 3: Cross multiply
    18,625.02x = 27,900.27 × 11,207.04
  4. Step 4: Simplify right side
    18,625.02x = 312,679,441.90
  5. Step 5: Solve for x
    x = 312,679,441.90/18,625.02
  6. Step 6: Final answer
    x = 16,788.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.