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Finding the Fourth Proportional to 17,360.98, 23,958.10 and 9,403.20

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Solution

The fourth proportional to 17,360.98, 23,958.10 and 9,403.20 is: 12,976.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,360.98 : 23,958.10 = 9,403.20 : x
  2. Step 2: Convert to fraction form
    17,360.98/23,958.10 = 9,403.20/x
  3. Step 3: Cross multiply
    17,360.98x = 23,958.10 × 9,403.20
  4. Step 4: Simplify right side
    17,360.98x = 225,282,805.92
  5. Step 5: Solve for x
    x = 225,282,805.92/17,360.98
  6. Step 6: Final answer
    x = 12,976.39

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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.