Home / 40,789.45-56,289.09-22,884.07

Finding the Fourth Proportional to 40,789.45, 56,289.09 and 22,884.07

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Solution

The fourth proportional to 40,789.45, 56,289.09 and 22,884.07 is: 31,579.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,789.45 : 56,289.09 = 22,884.07 : x
  2. Step 2: Convert to fraction form
    40,789.45/56,289.09 = 22,884.07/x
  3. Step 3: Cross multiply
    40,789.45x = 56,289.09 × 22,884.07
  4. Step 4: Simplify right side
    40,789.45x = 1,288,123,475.80
  5. Step 5: Solve for x
    x = 1,288,123,475.80/40,789.45
  6. Step 6: Final answer
    x = 31,579.82

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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.