Home / 49,215.04-73,786.76-19,624

Finding the Fourth Proportional to 49,215.04, 73,786.76 and 19,624

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Solution

The fourth proportional to 49,215.04, 73,786.76 and 19,624 is: 29,421.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,215.04 : 73,786.76 = 19,624 : x
  2. Step 2: Convert to fraction form
    49,215.04/73,786.76 = 19,624/x
  3. Step 3: Cross multiply
    49,215.04x = 73,786.76 × 19,624
  4. Step 4: Simplify right side
    49,215.04x = 1,447,991,378.24
  5. Step 5: Solve for x
    x = 1,447,991,378.24/49,215.04
  6. Step 6: Final answer
    x = 29,421.73

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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.