Home / 23,831.82-32,887.35-13,221.18

Finding the Fourth Proportional to 23,831.82, 32,887.35 and 13,221.18

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Solution

The fourth proportional to 23,831.82, 32,887.35 and 13,221.18 is: 18,244.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,831.82 : 32,887.35 = 13,221.18 : x
  2. Step 2: Convert to fraction form
    23,831.82/32,887.35 = 13,221.18/x
  3. Step 3: Cross multiply
    23,831.82x = 32,887.35 × 13,221.18
  4. Step 4: Simplify right side
    23,831.82x = 434,809,574.07
  5. Step 5: Solve for x
    x = 434,809,574.07/23,831.82
  6. Step 6: Final answer
    x = 18,244.92

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Similar ratio
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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.