Home / 40,206.23-55,487.27-22,301.99

Finding the Fourth Proportional to 40,206.23, 55,487.27 and 22,301.99

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Solution

The fourth proportional to 40,206.23, 55,487.27 and 22,301.99 is: 30,778.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,206.23 : 55,487.27 = 22,301.99 : x
  2. Step 2: Convert to fraction form
    40,206.23/55,487.27 = 22,301.99/x
  3. Step 3: Cross multiply
    40,206.23x = 55,487.27 × 22,301.99
  4. Step 4: Simplify right side
    40,206.23x = 1,237,476,540.67
  5. Step 5: Solve for x
    x = 1,237,476,540.67/40,206.23
  6. Step 6: Final answer
    x = 30,778.23

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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.