Home / 19,911.33-29,842.38-10,053.42

Finding the Fourth Proportional to 19,911.33, 29,842.38 and 10,053.42

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Solution

The fourth proportional to 19,911.33, 29,842.38 and 10,053.42 is: 15,067.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,911.33 : 29,842.38 = 10,053.42 : x
  2. Step 2: Convert to fraction form
    19,911.33/29,842.38 = 10,053.42/x
  3. Step 3: Cross multiply
    19,911.33x = 29,842.38 × 10,053.42
  4. Step 4: Simplify right side
    19,911.33x = 300,017,979.94
  5. Step 5: Solve for x
    x = 300,017,979.94/19,911.33
  6. Step 6: Final answer
    x = 15,067.70

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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.