Home / 25,986.20-38,917.40-16,597.14

Finding the Fourth Proportional to 25,986.20, 38,917.40 and 16,597.14

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Solution

The fourth proportional to 25,986.20, 38,917.40 and 16,597.14 is: 24,856.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,986.20 : 38,917.40 = 16,597.14 : x
  2. Step 2: Convert to fraction form
    25,986.20/38,917.40 = 16,597.14/x
  3. Step 3: Cross multiply
    25,986.20x = 38,917.40 × 16,597.14
  4. Step 4: Simplify right side
    25,986.20x = 645,917,536.24
  5. Step 5: Solve for x
    x = 645,917,536.24/25,986.20
  6. Step 6: Final answer
    x = 24,856.18

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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.