Home / 17,085.60-25,587.36-8,743.68

Finding the Fourth Proportional to 17,085.60, 25,587.36 and 8,743.68

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Solution

The fourth proportional to 17,085.60, 25,587.36 and 8,743.68 is: 13,094.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,085.60 : 25,587.36 = 8,743.68 : x
  2. Step 2: Convert to fraction form
    17,085.60/25,587.36 = 8,743.68/x
  3. Step 3: Cross multiply
    17,085.60x = 25,587.36 × 8,743.68
  4. Step 4: Simplify right side
    17,085.60x = 223,727,687.88
  5. Step 5: Solve for x
    x = 223,727,687.88/17,085.60
  6. Step 6: Final answer
    x = 13,094.52

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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.