Home / 16,932.20-25,427.10-12,554.60

Finding the Fourth Proportional to 16,932.20, 25,427.10 and 12,554.60

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Solution

The fourth proportional to 16,932.20, 25,427.10 and 12,554.60 is: 18,853.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,932.20 : 25,427.10 = 12,554.60 : x
  2. Step 2: Convert to fraction form
    16,932.20/25,427.10 = 12,554.60/x
  3. Step 3: Cross multiply
    16,932.20x = 25,427.10 × 12,554.60
  4. Step 4: Simplify right side
    16,932.20x = 319,227,069.66
  5. Step 5: Solve for x
    x = 319,227,069.66/16,932.20
  6. Step 6: Final answer
    x = 18,853.25

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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.