Home / 40,367.33-55,707.42-22,220.15

Finding the Fourth Proportional to 40,367.33, 55,707.42 and 22,220.15

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Solution

The fourth proportional to 40,367.33, 55,707.42 and 22,220.15 is: 30,664.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,367.33 : 55,707.42 = 22,220.15 : x
  2. Step 2: Convert to fraction form
    40,367.33/55,707.42 = 22,220.15/x
  3. Step 3: Cross multiply
    40,367.33x = 55,707.42 × 22,220.15
  4. Step 4: Simplify right side
    40,367.33x = 1,237,827,117.41
  5. Step 5: Solve for x
    x = 1,237,827,117.41/40,367.33
  6. Step 6: Final answer
    x = 30,664.08

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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.