Home / 40,180.24-60,270.12-21,828.88

Finding the Fourth Proportional to 40,180.24, 60,270.12 and 21,828.88

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Solution

The fourth proportional to 40,180.24, 60,270.12 and 21,828.88 is: 32,743.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,180.24 : 60,270.12 = 21,828.88 : x
  2. Step 2: Convert to fraction form
    40,180.24/60,270.12 = 21,828.88/x
  3. Step 3: Cross multiply
    40,180.24x = 60,270.12 × 21,828.88
  4. Step 4: Simplify right side
    40,180.24x = 1,315,629,217.07
  5. Step 5: Solve for x
    x = 1,315,629,217.07/40,180.24
  6. Step 6: Final answer
    x = 32,743.19

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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.