Home / 13,239.72-19,849.14-9,067.08

Finding the Fourth Proportional to 13,239.72, 19,849.14 and 9,067.08

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Solution

The fourth proportional to 13,239.72, 19,849.14 and 9,067.08 is: 13,593.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,239.72 : 19,849.14 = 9,067.08 : x
  2. Step 2: Convert to fraction form
    13,239.72/19,849.14 = 9,067.08/x
  3. Step 3: Cross multiply
    13,239.72x = 19,849.14 × 9,067.08
  4. Step 4: Simplify right side
    13,239.72x = 179,973,740.31
  5. Step 5: Solve for x
    x = 179,973,740.31/13,239.72
  6. Step 6: Final answer
    x = 13,593.47

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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.