Home / 17,657.16-24,388.44-13,200.69

Finding the Fourth Proportional to 17,657.16, 24,388.44 and 13,200.69

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Solution

The fourth proportional to 17,657.16, 24,388.44 and 13,200.69 is: 18,233.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,657.16 : 24,388.44 = 13,200.69 : x
  2. Step 2: Convert to fraction form
    17,657.16/24,388.44 = 13,200.69/x
  3. Step 3: Cross multiply
    17,657.16x = 24,388.44 × 13,200.69
  4. Step 4: Simplify right side
    17,657.16x = 321,944,236.02
  5. Step 5: Solve for x
    x = 321,944,236.02/17,657.16
  6. Step 6: Final answer
    x = 18,233.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.