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Finding the Fourth Proportional to 49,228.81, 73,839.62 and 19,237.41

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Solution

The fourth proportional to 49,228.81, 73,839.62 and 19,237.41 is: 28,854.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,228.81 : 73,839.62 = 19,237.41 : x
  2. Step 2: Convert to fraction form
    49,228.81/73,839.62 = 19,237.41/x
  3. Step 3: Cross multiply
    49,228.81x = 73,839.62 × 19,237.41
  4. Step 4: Simplify right side
    49,228.81x = 1,420,483,044.18
  5. Step 5: Solve for x
    x = 1,420,483,044.18/49,228.81
  6. Step 6: Final answer
    x = 28,854.71

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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.