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Finding the Fourth Proportional to 17,331.86, 25,983.06 and 7,336.19

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Solution

The fourth proportional to 17,331.86, 25,983.06 and 7,336.19 is: 10,998.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,331.86 : 25,983.06 = 7,336.19 : x
  2. Step 2: Convert to fraction form
    17,331.86/25,983.06 = 7,336.19/x
  3. Step 3: Cross multiply
    17,331.86x = 25,983.06 × 7,336.19
  4. Step 4: Simplify right side
    17,331.86x = 190,616,535.03
  5. Step 5: Solve for x
    x = 190,616,535.03/17,331.86
  6. Step 6: Final answer
    x = 10,998.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.