Home / 19,525.14-29,273.79-9,131.22

Finding the Fourth Proportional to 19,525.14, 29,273.79 and 9,131.22

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Solution

The fourth proportional to 19,525.14, 29,273.79 and 9,131.22 is: 13,690.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,525.14 : 29,273.79 = 9,131.22 : x
  2. Step 2: Convert to fraction form
    19,525.14/29,273.79 = 9,131.22/x
  3. Step 3: Cross multiply
    19,525.14x = 29,273.79 × 9,131.22
  4. Step 4: Simplify right side
    19,525.14x = 267,305,416.72
  5. Step 5: Solve for x
    x = 267,305,416.72/19,525.14
  6. Step 6: Final answer
    x = 13,690.32

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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.