Home / 49,177.60-73,716-19,555.36

Finding the Fourth Proportional to 49,177.60, 73,716 and 19,555.36

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Solution

The fourth proportional to 49,177.60, 73,716 and 19,555.36 is: 29,313.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,177.60 : 73,716 = 19,555.36 : x
  2. Step 2: Convert to fraction form
    49,177.60/73,716 = 19,555.36/x
  3. Step 3: Cross multiply
    49,177.60x = 73,716 × 19,555.36
  4. Step 4: Simplify right side
    49,177.60x = 1,441,542,917.76
  5. Step 5: Solve for x
    x = 1,441,542,917.76/49,177.60
  6. Step 6: Final answer
    x = 29,313.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.