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Finding the Fourth Proportional to 41,830.74, 62,741.52 and 12,248.87

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Solution

The fourth proportional to 41,830.74, 62,741.52 and 12,248.87 is: 18,371.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,830.74 : 62,741.52 = 12,248.87 : x
  2. Step 2: Convert to fraction form
    41,830.74/62,741.52 = 12,248.87/x
  3. Step 3: Cross multiply
    41,830.74x = 62,741.52 × 12,248.87
  4. Step 4: Simplify right side
    41,830.74x = 768,512,408.37
  5. Step 5: Solve for x
    x = 768,512,408.37/41,830.74
  6. Step 6: Final answer
    x = 18,371.95

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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.