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Finding the Fourth Proportional to 36,605.67, 54,916.82 and 13,232.12

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Solution

The fourth proportional to 36,605.67, 54,916.82 and 13,232.12 is: 19,851.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,605.67 : 54,916.82 = 13,232.12 : x
  2. Step 2: Convert to fraction form
    36,605.67/54,916.82 = 13,232.12/x
  3. Step 3: Cross multiply
    36,605.67x = 54,916.82 × 13,232.12
  4. Step 4: Simplify right side
    36,605.67x = 726,665,611.51
  5. Step 5: Solve for x
    x = 726,665,611.51/36,605.67
  6. Step 6: Final answer
    x = 19,851.18

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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.