Home / 48,707.26-73,067.76-19,109.04

Finding the Fourth Proportional to 48,707.26, 73,067.76 and 19,109.04

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Solution

The fourth proportional to 48,707.26, 73,067.76 and 19,109.04 is: 28,666.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,707.26 : 73,067.76 = 19,109.04 : x
  2. Step 2: Convert to fraction form
    48,707.26/73,067.76 = 19,109.04/x
  3. Step 3: Cross multiply
    48,707.26x = 73,067.76 × 19,109.04
  4. Step 4: Simplify right side
    48,707.26x = 1,396,254,748.55
  5. Step 5: Solve for x
    x = 1,396,254,748.55/48,707.26
  6. Step 6: Final answer
    x = 28,666.26

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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.