Home / 19,882.83-27,438.83-10,930.56

Finding the Fourth Proportional to 19,882.83, 27,438.83 and 10,930.56

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Solution

The fourth proportional to 19,882.83, 27,438.83 and 10,930.56 is: 15,084.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,882.83 : 27,438.83 = 10,930.56 : x
  2. Step 2: Convert to fraction form
    19,882.83/27,438.83 = 10,930.56/x
  3. Step 3: Cross multiply
    19,882.83x = 27,438.83 × 10,930.56
  4. Step 4: Simplify right side
    19,882.83x = 299,921,876.91
  5. Step 5: Solve for x
    x = 299,921,876.91/19,882.83
  6. Step 6: Final answer
    x = 15,084.46

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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.