Home / 40,305.34-55,620.96-22,399.98

Finding the Fourth Proportional to 40,305.34, 55,620.96 and 22,399.98

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Solution

The fourth proportional to 40,305.34, 55,620.96 and 22,399.98 is: 30,911.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,305.34 : 55,620.96 = 22,399.98 : x
  2. Step 2: Convert to fraction form
    40,305.34/55,620.96 = 22,399.98/x
  3. Step 3: Cross multiply
    40,305.34x = 55,620.96 × 22,399.98
  4. Step 4: Simplify right side
    40,305.34x = 1,245,908,694.30
  5. Step 5: Solve for x
    x = 1,245,908,694.30/40,305.34
  6. Step 6: Final answer
    x = 30,911.75

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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.