Home / 49,078.84-73,614.15-19,488.73

Finding the Fourth Proportional to 49,078.84, 73,614.15 and 19,488.73

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Solution

The fourth proportional to 49,078.84, 73,614.15 and 19,488.73 is: 29,231.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,078.84 : 73,614.15 = 19,488.73 : x
  2. Step 2: Convert to fraction form
    49,078.84/73,614.15 = 19,488.73/x
  3. Step 3: Cross multiply
    49,078.84x = 73,614.15 × 19,488.73
  4. Step 4: Simplify right side
    49,078.84x = 1,434,646,040.48
  5. Step 5: Solve for x
    x = 1,434,646,040.48/49,078.84
  6. Step 6: Final answer
    x = 29,231.46

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1.5x scale

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.