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Finding the Fourth Proportional to 23,562, 32,516.32 and 12,952.40

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Solution

The fourth proportional to 23,562, 32,516.32 and 12,952.40 is: 17,874.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,562 : 32,516.32 = 12,952.40 : x
  2. Step 2: Convert to fraction form
    23,562/32,516.32 = 12,952.40/x
  3. Step 3: Cross multiply
    23,562x = 32,516.32 × 12,952.40
  4. Step 4: Simplify right side
    23,562x = 421,164,383.17
  5. Step 5: Solve for x
    x = 421,164,383.17/23,562
  6. Step 6: Final answer
    x = 17,874.73

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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.