Home / 49,011.80-73,474.56-19,450.40

Finding the Fourth Proportional to 49,011.80, 73,474.56 and 19,450.40

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Solution

The fourth proportional to 49,011.80, 73,474.56 and 19,450.40 is: 29,158.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,011.80 : 73,474.56 = 19,450.40 : x
  2. Step 2: Convert to fraction form
    49,011.80/73,474.56 = 19,450.40/x
  3. Step 3: Cross multiply
    49,011.80x = 73,474.56 × 19,450.40
  4. Step 4: Simplify right side
    49,011.80x = 1,429,109,581.82
  5. Step 5: Solve for x
    x = 1,429,109,581.82/49,011.80
  6. Step 6: Final answer
    x = 29,158.48

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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.