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Finding the Fourth Proportional to 17,204.16, 25,810.08 and 5,518.08

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Solution

The fourth proportional to 17,204.16, 25,810.08 and 5,518.08 is: 8,278.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,204.16 : 25,810.08 = 5,518.08 : x
  2. Step 2: Convert to fraction form
    17,204.16/25,810.08 = 5,518.08/x
  3. Step 3: Cross multiply
    17,204.16x = 25,810.08 × 5,518.08
  4. Step 4: Simplify right side
    17,204.16x = 142,422,086.25
  5. Step 5: Solve for x
    x = 142,422,086.25/17,204.16
  6. Step 6: Final answer
    x = 8,278.35

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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.