Home / 49,280.52-73,891.08-20,783.48

Finding the Fourth Proportional to 49,280.52, 73,891.08 and 20,783.48

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Solution

The fourth proportional to 49,280.52, 73,891.08 and 20,783.48 is: 31,162.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,280.52 : 73,891.08 = 20,783.48 : x
  2. Step 2: Convert to fraction form
    49,280.52/73,891.08 = 20,783.48/x
  3. Step 3: Cross multiply
    49,280.52x = 73,891.08 × 20,783.48
  4. Step 4: Simplify right side
    49,280.52x = 1,535,713,783.36
  5. Step 5: Solve for x
    x = 1,535,713,783.36/49,280.52
  6. Step 6: Final answer
    x = 31,162.69

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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.