Home / 18,732.06-25,860.87-12,452.94

Finding the Fourth Proportional to 18,732.06, 25,860.87 and 12,452.94

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Solution

The fourth proportional to 18,732.06, 25,860.87 and 12,452.94 is: 17,192.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,732.06 : 25,860.87 = 12,452.94 : x
  2. Step 2: Convert to fraction form
    18,732.06/25,860.87 = 12,452.94/x
  3. Step 3: Cross multiply
    18,732.06x = 25,860.87 × 12,452.94
  4. Step 4: Simplify right side
    18,732.06x = 322,043,862.46
  5. Step 5: Solve for x
    x = 322,043,862.46/18,732.06
  6. Step 6: Final answer
    x = 17,192.12

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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.