Home / 25,177.40-37,766.10-16,422.20

Finding the Fourth Proportional to 25,177.40, 37,766.10 and 16,422.20

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Solution

The fourth proportional to 25,177.40, 37,766.10 and 16,422.20 is: 24,633.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,177.40 : 37,766.10 = 16,422.20 : x
  2. Step 2: Convert to fraction form
    25,177.40/37,766.10 = 16,422.20/x
  3. Step 3: Cross multiply
    25,177.40x = 37,766.10 × 16,422.20
  4. Step 4: Simplify right side
    25,177.40x = 620,202,447.42
  5. Step 5: Solve for x
    x = 620,202,447.42/25,177.40
  6. Step 6: Final answer
    x = 24,633.30

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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.