Home / 25,374.52-38,067.54-13,687.48

Finding the Fourth Proportional to 25,374.52, 38,067.54 and 13,687.48

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Solution

The fourth proportional to 25,374.52, 38,067.54 and 13,687.48 is: 20,534.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,374.52 : 38,067.54 = 13,687.48 : x
  2. Step 2: Convert to fraction form
    25,374.52/38,067.54 = 13,687.48/x
  3. Step 3: Cross multiply
    25,374.52x = 38,067.54 × 13,687.48
  4. Step 4: Simplify right side
    25,374.52x = 521,048,692.40
  5. Step 5: Solve for x
    x = 521,048,692.40/25,374.52
  6. Step 6: Final answer
    x = 20,534.33

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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.