Home / 17,084.20-25,626.30-10,431.40

Finding the Fourth Proportional to 17,084.20, 25,626.30 and 10,431.40

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Solution

The fourth proportional to 17,084.20, 25,626.30 and 10,431.40 is: 15,647.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,084.20 : 25,626.30 = 10,431.40 : x
  2. Step 2: Convert to fraction form
    17,084.20/25,626.30 = 10,431.40/x
  3. Step 3: Cross multiply
    17,084.20x = 25,626.30 × 10,431.40
  4. Step 4: Simplify right side
    17,084.20x = 267,318,185.82
  5. Step 5: Solve for x
    x = 267,318,185.82/17,084.20
  6. Step 6: Final answer
    x = 15,647.10

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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.