Home / 40,299.92-55,615.35-22,396.68

Finding the Fourth Proportional to 40,299.92, 55,615.35 and 22,396.68

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Solution

The fourth proportional to 40,299.92, 55,615.35 and 22,396.68 is: 30,908.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,299.92 : 55,615.35 = 22,396.68 : x
  2. Step 2: Convert to fraction form
    40,299.92/55,615.35 = 22,396.68/x
  3. Step 3: Cross multiply
    40,299.92x = 55,615.35 × 22,396.68
  4. Step 4: Simplify right side
    40,299.92x = 1,245,599,197.04
  5. Step 5: Solve for x
    x = 1,245,599,197.04/40,299.92
  6. Step 6: Final answer
    x = 30,908.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.