Home / 25,818.24-38,727.48-7,098.56

Finding the Fourth Proportional to 25,818.24, 38,727.48 and 7,098.56

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Solution

The fourth proportional to 25,818.24, 38,727.48 and 7,098.56 is: 10,647.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,818.24 : 38,727.48 = 7,098.56 : x
  2. Step 2: Convert to fraction form
    25,818.24/38,727.48 = 7,098.56/x
  3. Step 3: Cross multiply
    25,818.24x = 38,727.48 × 7,098.56
  4. Step 4: Simplify right side
    25,818.24x = 274,909,340.43
  5. Step 5: Solve for x
    x = 274,909,340.43/25,818.24
  6. Step 6: Final answer
    x = 10,647.87

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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.