Home / 47,126.26-70,721.82-19,424.26

Finding the Fourth Proportional to 47,126.26, 70,721.82 and 19,424.26

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Solution

The fourth proportional to 47,126.26, 70,721.82 and 19,424.26 is: 29,149.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,126.26 : 70,721.82 = 19,424.26 : x
  2. Step 2: Convert to fraction form
    47,126.26/70,721.82 = 19,424.26/x
  3. Step 3: Cross multiply
    47,126.26x = 70,721.82 × 19,424.26
  4. Step 4: Simplify right side
    47,126.26x = 1,373,719,019.35
  5. Step 5: Solve for x
    x = 1,373,719,019.35/47,126.26
  6. Step 6: Final answer
    x = 29,149.76

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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.