Home / 27,938.62-41,891.46-13,898.08

Finding the Fourth Proportional to 27,938.62, 41,891.46 and 13,898.08

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Solution

The fourth proportional to 27,938.62, 41,891.46 and 13,898.08 is: 20,838.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,938.62 : 41,891.46 = 13,898.08 : x
  2. Step 2: Convert to fraction form
    27,938.62/41,891.46 = 13,898.08/x
  3. Step 3: Cross multiply
    27,938.62x = 41,891.46 × 13,898.08
  4. Step 4: Simplify right side
    27,938.62x = 582,210,862.40
  5. Step 5: Solve for x
    x = 582,210,862.40/27,938.62
  6. Step 6: Final answer
    x = 20,838.93

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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.