Home / 47,228.98-70,843.62-19,149.52

Finding the Fourth Proportional to 47,228.98, 70,843.62 and 19,149.52

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Solution

The fourth proportional to 47,228.98, 70,843.62 and 19,149.52 is: 28,724.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,228.98 : 70,843.62 = 19,149.52 : x
  2. Step 2: Convert to fraction form
    47,228.98/70,843.62 = 19,149.52/x
  3. Step 3: Cross multiply
    47,228.98x = 70,843.62 × 19,149.52
  4. Step 4: Simplify right side
    47,228.98x = 1,356,621,318.06
  5. Step 5: Solve for x
    x = 1,356,621,318.06/47,228.98
  6. Step 6: Final answer
    x = 28,724.34

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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.