Home / 17,085.60-25,626.96-5,397.12

Finding the Fourth Proportional to 17,085.60, 25,626.96 and 5,397.12

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Solution

The fourth proportional to 17,085.60, 25,626.96 and 5,397.12 is: 8,095.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,085.60 : 25,626.96 = 5,397.12 : x
  2. Step 2: Convert to fraction form
    17,085.60/25,626.96 = 5,397.12/x
  3. Step 3: Cross multiply
    17,085.60x = 25,626.96 × 5,397.12
  4. Step 4: Simplify right side
    17,085.60x = 138,311,778.36
  5. Step 5: Solve for x
    x = 138,311,778.36/17,085.60
  6. Step 6: Final answer
    x = 8,095.23

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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.