Home / 23,208.82-32,019.21-13,134.95

Finding the Fourth Proportional to 23,208.82, 32,019.21 and 13,134.95

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Solution

The fourth proportional to 23,208.82, 32,019.21 and 13,134.95 is: 18,121.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,208.82 : 32,019.21 = 13,134.95 : x
  2. Step 2: Convert to fraction form
    23,208.82/32,019.21 = 13,134.95/x
  3. Step 3: Cross multiply
    23,208.82x = 32,019.21 × 13,134.95
  4. Step 4: Simplify right side
    23,208.82x = 420,570,825.53
  5. Step 5: Solve for x
    x = 420,570,825.53/23,208.82
  6. Step 6: Final answer
    x = 18,121.16

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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.