Home / 40,633.20-60,949.80-33,721.20

Finding the Fourth Proportional to 40,633.20, 60,949.80 and 33,721.20

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Solution

The fourth proportional to 40,633.20, 60,949.80 and 33,721.20 is: 50,581.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,633.20 : 60,949.80 = 33,721.20 : x
  2. Step 2: Convert to fraction form
    40,633.20/60,949.80 = 33,721.20/x
  3. Step 3: Cross multiply
    40,633.20x = 60,949.80 × 33,721.20
  4. Step 4: Simplify right side
    40,633.20x = 2,055,300,395.76
  5. Step 5: Solve for x
    x = 2,055,300,395.76/40,633.20
  6. Step 6: Final answer
    x = 50,581.80

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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.