Home / 27,340.14-40,940.48-21,801.56

Finding the Fourth Proportional to 27,340.14, 40,940.48 and 21,801.56

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Solution

The fourth proportional to 27,340.14, 40,940.48 and 21,801.56 is: 32,646.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,340.14 : 40,940.48 = 21,801.56 : x
  2. Step 2: Convert to fraction form
    27,340.14/40,940.48 = 21,801.56/x
  3. Step 3: Cross multiply
    27,340.14x = 40,940.48 × 21,801.56
  4. Step 4: Simplify right side
    27,340.14x = 892,566,119.79
  5. Step 5: Solve for x
    x = 892,566,119.79/27,340.14
  6. Step 6: Final answer
    x = 32,646.73

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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.