Home / 49,211.82-73,813.05-19,621.74

Finding the Fourth Proportional to 49,211.82, 73,813.05 and 19,621.74

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Solution

The fourth proportional to 49,211.82, 73,813.05 and 19,621.74 is: 29,430.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,211.82 : 73,813.05 = 19,621.74 : x
  2. Step 2: Convert to fraction form
    49,211.82/73,813.05 = 19,621.74/x
  3. Step 3: Cross multiply
    49,211.82x = 73,813.05 × 19,621.74
  4. Step 4: Simplify right side
    49,211.82x = 1,448,340,475.71
  5. Step 5: Solve for x
    x = 1,448,340,475.71/49,211.82
  6. Step 6: Final answer
    x = 29,430.74

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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.