Home / 17,540.20-26,302.62-6,443.32

Finding the Fourth Proportional to 17,540.20, 26,302.62 and 6,443.32

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Solution

The fourth proportional to 17,540.20, 26,302.62 and 6,443.32 is: 9,662.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,540.20 : 26,302.62 = 6,443.32 : x
  2. Step 2: Convert to fraction form
    17,540.20/26,302.62 = 6,443.32/x
  3. Step 3: Cross multiply
    17,540.20x = 26,302.62 × 6,443.32
  4. Step 4: Simplify right side
    17,540.20x = 169,476,197.50
  5. Step 5: Solve for x
    x = 169,476,197.50/17,540.20
  6. Step 6: Final answer
    x = 9,662.16

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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.