Home / 25,521.20-35,219.36-14,191.73

Finding the Fourth Proportional to 25,521.20, 35,219.36 and 14,191.73

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Solution

The fourth proportional to 25,521.20, 35,219.36 and 14,191.73 is: 19,584.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,521.20 : 35,219.36 = 14,191.73 : x
  2. Step 2: Convert to fraction form
    25,521.20/35,219.36 = 14,191.73/x
  3. Step 3: Cross multiply
    25,521.20x = 35,219.36 × 14,191.73
  4. Step 4: Simplify right side
    25,521.20x = 499,823,576.93
  5. Step 5: Solve for x
    x = 499,823,576.93/25,521.20
  6. Step 6: Final answer
    x = 19,584.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.