Home / 40,274.35-55,579.29-22,125.84

Finding the Fourth Proportional to 40,274.35, 55,579.29 and 22,125.84

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Solution

The fourth proportional to 40,274.35, 55,579.29 and 22,125.84 is: 30,534.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,274.35 : 55,579.29 = 22,125.84 : x
  2. Step 2: Convert to fraction form
    40,274.35/55,579.29 = 22,125.84/x
  3. Step 3: Cross multiply
    40,274.35x = 55,579.29 × 22,125.84
  4. Step 4: Simplify right side
    40,274.35x = 1,229,738,477.85
  5. Step 5: Solve for x
    x = 1,229,738,477.85/40,274.35
  6. Step 6: Final answer
    x = 30,534.04

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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.