Home / 40,383.33-55,728.41-22,478.31

Finding the Fourth Proportional to 40,383.33, 55,728.41 and 22,478.31

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Solution

The fourth proportional to 40,383.33, 55,728.41 and 22,478.31 is: 31,019.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,383.33 : 55,728.41 = 22,478.31 : x
  2. Step 2: Convert to fraction form
    40,383.33/55,728.41 = 22,478.31/x
  3. Step 3: Cross multiply
    40,383.33x = 55,728.41 × 22,478.31
  4. Step 4: Simplify right side
    40,383.33x = 1,252,680,363.40
  5. Step 5: Solve for x
    x = 1,252,680,363.40/40,383.33
  6. Step 6: Final answer
    x = 31,019.74

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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.