Home / 28,408.06-39,180.12-24,997.71

Finding the Fourth Proportional to 28,408.06, 39,180.12 and 24,997.71

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Solution

The fourth proportional to 28,408.06, 39,180.12 and 24,997.71 is: 34,476.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,408.06 : 39,180.12 = 24,997.71 : x
  2. Step 2: Convert to fraction form
    28,408.06/39,180.12 = 24,997.71/x
  3. Step 3: Cross multiply
    28,408.06x = 39,180.12 × 24,997.71
  4. Step 4: Simplify right side
    28,408.06x = 979,412,956.64
  5. Step 5: Solve for x
    x = 979,412,956.64/28,408.06
  6. Step 6: Final answer
    x = 34,476.59

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.