Home / 21,736.88-32,610.24-9,257.36

Finding the Fourth Proportional to 21,736.88, 32,610.24 and 9,257.36

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Solution

The fourth proportional to 21,736.88, 32,610.24 and 9,257.36 is: 13,888.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,736.88 : 32,610.24 = 9,257.36 : x
  2. Step 2: Convert to fraction form
    21,736.88/32,610.24 = 9,257.36/x
  3. Step 3: Cross multiply
    21,736.88x = 32,610.24 × 9,257.36
  4. Step 4: Simplify right side
    21,736.88x = 301,884,731.37
  5. Step 5: Solve for x
    x = 301,884,731.37/21,736.88
  6. Step 6: Final answer
    x = 13,888.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.