Home / 40,105.99-60,218.13-22,371.30

Finding the Fourth Proportional to 40,105.99, 60,218.13 and 22,371.30

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Solution

The fourth proportional to 40,105.99, 60,218.13 and 22,371.30 is: 33,589.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,105.99 : 60,218.13 = 22,371.30 : x
  2. Step 2: Convert to fraction form
    40,105.99/60,218.13 = 22,371.30/x
  3. Step 3: Cross multiply
    40,105.99x = 60,218.13 × 22,371.30
  4. Step 4: Simplify right side
    40,105.99x = 1,347,157,739.81
  5. Step 5: Solve for x
    x = 1,347,157,739.81/40,105.99
  6. Step 6: Final answer
    x = 33,589.94

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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.