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Finding the Fourth Proportional to 17,364.08, 23,964.36 and 9,912.08

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Solution

The fourth proportional to 17,364.08, 23,964.36 and 9,912.08 is: 13,679.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,364.08 : 23,964.36 = 9,912.08 : x
  2. Step 2: Convert to fraction form
    17,364.08/23,964.36 = 9,912.08/x
  3. Step 3: Cross multiply
    17,364.08x = 23,964.36 × 9,912.08
  4. Step 4: Simplify right side
    17,364.08x = 237,536,653.47
  5. Step 5: Solve for x
    x = 237,536,653.47/17,364.08
  6. Step 6: Final answer
    x = 13,679.77

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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.