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Finding the Fourth Proportional to 23,310, 32,167.98 and 12,699.36

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Solution

The fourth proportional to 23,310, 32,167.98 and 12,699.36 is: 17,525.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,310 : 32,167.98 = 12,699.36 : x
  2. Step 2: Convert to fraction form
    23,310/32,167.98 = 12,699.36/x
  3. Step 3: Cross multiply
    23,310x = 32,167.98 × 12,699.36
  4. Step 4: Simplify right side
    23,310x = 408,512,758.49
  5. Step 5: Solve for x
    x = 408,512,758.49/23,310
  6. Step 6: Final answer
    x = 17,525.21

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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.