Home / 40,289.56-55,596.66-22,383.64

Finding the Fourth Proportional to 40,289.56, 55,596.66 and 22,383.64

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Solution

The fourth proportional to 40,289.56, 55,596.66 and 22,383.64 is: 30,887.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,289.56 : 55,596.66 = 22,383.64 : x
  2. Step 2: Convert to fraction form
    40,289.56/55,596.66 = 22,383.64/x
  3. Step 3: Cross multiply
    40,289.56x = 55,596.66 × 22,383.64
  4. Step 4: Simplify right side
    40,289.56x = 1,244,455,622.64
  5. Step 5: Solve for x
    x = 1,244,455,622.64/40,289.56
  6. Step 6: Final answer
    x = 30,887.79

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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.