Home / 17,283.20-23,851.26-9,729.80

Finding the Fourth Proportional to 17,283.20, 23,851.26 and 9,729.80

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Solution

The fourth proportional to 17,283.20, 23,851.26 and 9,729.80 is: 13,427.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,283.20 : 23,851.26 = 9,729.80 : x
  2. Step 2: Convert to fraction form
    17,283.20/23,851.26 = 9,729.80/x
  3. Step 3: Cross multiply
    17,283.20x = 23,851.26 × 9,729.80
  4. Step 4: Simplify right side
    17,283.20x = 232,067,989.55
  5. Step 5: Solve for x
    x = 232,067,989.55/17,283.20
  6. Step 6: Final answer
    x = 13,427.37

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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.