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Finding the Fourth Proportional to 15,954.01, 23,935.92 and 8,168.29

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Solution

The fourth proportional to 15,954.01, 23,935.92 and 8,168.29 is: 12,254.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,954.01 : 23,935.92 = 8,168.29 : x
  2. Step 2: Convert to fraction form
    15,954.01/23,935.92 = 8,168.29/x
  3. Step 3: Cross multiply
    15,954.01x = 23,935.92 × 8,168.29
  4. Step 4: Simplify right side
    15,954.01x = 195,515,535.98
  5. Step 5: Solve for x
    x = 195,515,535.98/15,954.01
  6. Step 6: Final answer
    x = 12,254.95

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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.