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Finding the Fourth Proportional to 16,967.62, 23,433.62 and 13,235.14

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Solution

The fourth proportional to 16,967.62, 23,433.62 and 13,235.14 is: 18,278.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,967.62 : 23,433.62 = 13,235.14 : x
  2. Step 2: Convert to fraction form
    16,967.62/23,433.62 = 13,235.14/x
  3. Step 3: Cross multiply
    16,967.62x = 23,433.62 × 13,235.14
  4. Step 4: Simplify right side
    16,967.62x = 310,147,241.41
  5. Step 5: Solve for x
    x = 310,147,241.41/16,967.62
  6. Step 6: Final answer
    x = 18,278.77

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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.