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Finding the Fourth Proportional to 23,781.67, 35,672.84 and 11,302.94

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Solution

The fourth proportional to 23,781.67, 35,672.84 and 11,302.94 is: 16,954.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,781.67 : 35,672.84 = 11,302.94 : x
  2. Step 2: Convert to fraction form
    23,781.67/35,672.84 = 11,302.94/x
  3. Step 3: Cross multiply
    23,781.67x = 35,672.84 × 11,302.94
  4. Step 4: Simplify right side
    23,781.67x = 403,207,970.15
  5. Step 5: Solve for x
    x = 403,207,970.15/23,781.67
  6. Step 6: Final answer
    x = 16,954.57

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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.