Home / 19,898.43-27,458.75-10,944.48

Finding the Fourth Proportional to 19,898.43, 27,458.75 and 10,944.48

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Solution

The fourth proportional to 19,898.43, 27,458.75 and 10,944.48 is: 15,102.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,898.43 : 27,458.75 = 10,944.48 : x
  2. Step 2: Convert to fraction form
    19,898.43/27,458.75 = 10,944.48/x
  3. Step 3: Cross multiply
    19,898.43x = 27,458.75 × 10,944.48
  4. Step 4: Simplify right side
    19,898.43x = 300,521,808.97
  5. Step 5: Solve for x
    x = 300,521,808.97/19,898.43
  6. Step 6: Final answer
    x = 15,102.79

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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.