Home / 20,244.58-27,938.06-11,293.83

Finding the Fourth Proportional to 20,244.58, 27,938.06 and 11,293.83

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Solution

The fourth proportional to 20,244.58, 27,938.06 and 11,293.83 is: 15,585.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,244.58 : 27,938.06 = 11,293.83 : x
  2. Step 2: Convert to fraction form
    20,244.58/27,938.06 = 11,293.83/x
  3. Step 3: Cross multiply
    20,244.58x = 27,938.06 × 11,293.83
  4. Step 4: Simplify right side
    20,244.58x = 315,527,749.58
  5. Step 5: Solve for x
    x = 315,527,749.58/20,244.58
  6. Step 6: Final answer
    x = 15,585.79

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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.