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Finding the Fourth Proportional to 17,363.67, 23,961.41 and 9,810.78

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Solution

The fourth proportional to 17,363.67, 23,961.41 and 9,810.78 is: 13,538.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,363.67 : 23,961.41 = 9,810.78 : x
  2. Step 2: Convert to fraction form
    17,363.67/23,961.41 = 9,810.78/x
  3. Step 3: Cross multiply
    17,363.67x = 23,961.41 × 9,810.78
  4. Step 4: Simplify right side
    17,363.67x = 235,080,122.00
  5. Step 5: Solve for x
    x = 235,080,122.00/17,363.67
  6. Step 6: Final answer
    x = 13,538.62

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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.