Home / 40,199.18-55,475.01-22,295.84

Finding the Fourth Proportional to 40,199.18, 55,475.01 and 22,295.84

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Solution

The fourth proportional to 40,199.18, 55,475.01 and 22,295.84 is: 30,768.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,199.18 : 55,475.01 = 22,295.84 : x
  2. Step 2: Convert to fraction form
    40,199.18/55,475.01 = 22,295.84/x
  3. Step 3: Cross multiply
    40,199.18x = 55,475.01 × 22,295.84
  4. Step 4: Simplify right side
    40,199.18x = 1,236,861,669.58
  5. Step 5: Solve for x
    x = 1,236,861,669.58/40,199.18
  6. Step 6: Final answer
    x = 30,768.33

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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.