Home / 17,023.22-25,517.21-6,490.40

Finding the Fourth Proportional to 17,023.22, 25,517.21 and 6,490.40

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Solution

The fourth proportional to 17,023.22, 25,517.21 and 6,490.40 is: 9,728.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,023.22 : 25,517.21 = 6,490.40 : x
  2. Step 2: Convert to fraction form
    17,023.22/25,517.21 = 6,490.40/x
  3. Step 3: Cross multiply
    17,023.22x = 25,517.21 × 6,490.40
  4. Step 4: Simplify right side
    17,023.22x = 165,616,979.80
  5. Step 5: Solve for x
    x = 165,616,979.80/17,023.22
  6. Step 6: Final answer
    x = 9,728.89

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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.