Home / 25,368.03-38,067.84-12,221.73

Finding the Fourth Proportional to 25,368.03, 38,067.84 and 12,221.73

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Solution

The fourth proportional to 25,368.03, 38,067.84 and 12,221.73 is: 18,340.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,368.03 : 38,067.84 = 12,221.73 : x
  2. Step 2: Convert to fraction form
    25,368.03/38,067.84 = 12,221.73/x
  3. Step 3: Cross multiply
    25,368.03x = 38,067.84 × 12,221.73
  4. Step 4: Simplify right side
    25,368.03x = 465,254,862.16
  5. Step 5: Solve for x
    x = 465,254,862.16/25,368.03
  6. Step 6: Final answer
    x = 18,340.20

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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.