Home / 25,197.81-37,768.92-10,398.61

Finding the Fourth Proportional to 25,197.81, 37,768.92 and 10,398.61

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Solution

The fourth proportional to 25,197.81, 37,768.92 and 10,398.61 is: 15,586.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,197.81 : 37,768.92 = 10,398.61 : x
  2. Step 2: Convert to fraction form
    25,197.81/37,768.92 = 10,398.61/x
  3. Step 3: Cross multiply
    25,197.81x = 37,768.92 × 10,398.61
  4. Step 4: Simplify right side
    25,197.81x = 392,744,269.20
  5. Step 5: Solve for x
    x = 392,744,269.20/25,197.81
  6. Step 6: Final answer
    x = 15,586.44

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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.