Home / 23,889.88-32,969.82-13,282.12

Finding the Fourth Proportional to 23,889.88, 32,969.82 and 13,282.12

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Solution

The fourth proportional to 23,889.88, 32,969.82 and 13,282.12 is: 18,330.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,889.88 : 32,969.82 = 13,282.12 : x
  2. Step 2: Convert to fraction form
    23,889.88/32,969.82 = 13,282.12/x
  3. Step 3: Cross multiply
    23,889.88x = 32,969.82 × 13,282.12
  4. Step 4: Simplify right side
    23,889.88x = 437,909,105.62
  5. Step 5: Solve for x
    x = 437,909,105.62/23,889.88
  6. Step 6: Final answer
    x = 18,330.32

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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.