Home / 25,818.82-38,732.28-11,027.81

Finding the Fourth Proportional to 25,818.82, 38,732.28 and 11,027.81

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Solution

The fourth proportional to 25,818.82, 38,732.28 and 11,027.81 is: 16,543.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,818.82 : 38,732.28 = 11,027.81 : x
  2. Step 2: Convert to fraction form
    25,818.82/38,732.28 = 11,027.81/x
  3. Step 3: Cross multiply
    25,818.82x = 38,732.28 × 11,027.81
  4. Step 4: Simplify right side
    25,818.82x = 427,132,280.18
  5. Step 5: Solve for x
    x = 427,132,280.18/25,818.82
  6. Step 6: Final answer
    x = 16,543.45

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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.