Home / 25,411.15-38,067.52-12,272.75

Finding the Fourth Proportional to 25,411.15, 38,067.52 and 12,272.75

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Solution

The fourth proportional to 25,411.15, 38,067.52 and 12,272.75 is: 18,385.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,411.15 : 38,067.52 = 12,272.75 : x
  2. Step 2: Convert to fraction form
    25,411.15/38,067.52 = 12,272.75/x
  3. Step 3: Cross multiply
    25,411.15x = 38,067.52 × 12,272.75
  4. Step 4: Simplify right side
    25,411.15x = 467,192,935.06
  5. Step 5: Solve for x
    x = 467,192,935.06/25,411.15
  6. Step 6: Final answer
    x = 18,385.35

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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.