Home / 27,539.28-41,200.79-21,251.79

Finding the Fourth Proportional to 27,539.28, 41,200.79 and 21,251.79

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Solution

The fourth proportional to 27,539.28, 41,200.79 and 21,251.79 is: 31,794.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,539.28 : 41,200.79 = 21,251.79 : x
  2. Step 2: Convert to fraction form
    27,539.28/41,200.79 = 21,251.79/x
  3. Step 3: Cross multiply
    27,539.28x = 41,200.79 × 21,251.79
  4. Step 4: Simplify right side
    27,539.28x = 875,590,430.66
  5. Step 5: Solve for x
    x = 875,590,430.66/27,539.28
  6. Step 6: Final answer
    x = 31,794.24

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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.