Home / 17,152.12-25,728.18-5,466.40

Finding the Fourth Proportional to 17,152.12, 25,728.18 and 5,466.40

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Solution

The fourth proportional to 17,152.12, 25,728.18 and 5,466.40 is: 8,199.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,152.12 : 25,728.18 = 5,466.40 : x
  2. Step 2: Convert to fraction form
    17,152.12/25,728.18 = 5,466.40/x
  3. Step 3: Cross multiply
    17,152.12x = 25,728.18 × 5,466.40
  4. Step 4: Simplify right side
    17,152.12x = 140,640,523.15
  5. Step 5: Solve for x
    x = 140,640,523.15/17,152.12
  6. Step 6: Final answer
    x = 8,199.60

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Similar ratio
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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.