Home / 40,383.46-55,728.48-22,477.96

Finding the Fourth Proportional to 40,383.46, 55,728.48 and 22,477.96

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Solution

The fourth proportional to 40,383.46, 55,728.48 and 22,477.96 is: 31,019.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,383.46 : 55,728.48 = 22,477.96 : x
  2. Step 2: Convert to fraction form
    40,383.46/55,728.48 = 22,477.96/x
  3. Step 3: Cross multiply
    40,383.46x = 55,728.48 × 22,477.96
  4. Step 4: Simplify right side
    40,383.46x = 1,252,662,544.30
  5. Step 5: Solve for x
    x = 1,252,662,544.30/40,383.46
  6. Step 6: Final answer
    x = 31,019.20

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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.