Home / 49,206.65-73,828.20-19,645.70

Finding the Fourth Proportional to 49,206.65, 73,828.20 and 19,645.70

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Solution

The fourth proportional to 49,206.65, 73,828.20 and 19,645.70 is: 29,475.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,206.65 : 73,828.20 = 19,645.70 : x
  2. Step 2: Convert to fraction form
    49,206.65/73,828.20 = 19,645.70/x
  3. Step 3: Cross multiply
    49,206.65x = 73,828.20 × 19,645.70
  4. Step 4: Simplify right side
    49,206.65x = 1,450,406,668.74
  5. Step 5: Solve for x
    x = 1,450,406,668.74/49,206.65
  6. Step 6: Final answer
    x = 29,475.83

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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.