Home / 25,818.67-38,727.52-7,098.63

Finding the Fourth Proportional to 25,818.67, 38,727.52 and 7,098.63

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Solution

The fourth proportional to 25,818.67, 38,727.52 and 7,098.63 is: 10,647.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,818.67 : 38,727.52 = 7,098.63 : x
  2. Step 2: Convert to fraction form
    25,818.67/38,727.52 = 7,098.63/x
  3. Step 3: Cross multiply
    25,818.67x = 38,727.52 × 7,098.63
  4. Step 4: Simplify right side
    25,818.67x = 274,912,335.30
  5. Step 5: Solve for x
    x = 274,912,335.30/25,818.67
  6. Step 6: Final answer
    x = 10,647.81

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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.