Home / 17,311.62-25,968.69-6,218.40

Finding the Fourth Proportional to 17,311.62, 25,968.69 and 6,218.40

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Solution

The fourth proportional to 17,311.62, 25,968.69 and 6,218.40 is: 9,328.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,311.62 : 25,968.69 = 6,218.40 : x
  2. Step 2: Convert to fraction form
    17,311.62/25,968.69 = 6,218.40/x
  3. Step 3: Cross multiply
    17,311.62x = 25,968.69 × 6,218.40
  4. Step 4: Simplify right side
    17,311.62x = 161,483,701.90
  5. Step 5: Solve for x
    x = 161,483,701.90/17,311.62
  6. Step 6: Final answer
    x = 9,328.05

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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.