Home / 47,351.90-71,020.08-19,270.82

Finding the Fourth Proportional to 47,351.90, 71,020.08 and 19,270.82

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Solution

The fourth proportional to 47,351.90, 71,020.08 and 19,270.82 is: 28,903.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,351.90 : 71,020.08 = 19,270.82 : x
  2. Step 2: Convert to fraction form
    47,351.90/71,020.08 = 19,270.82/x
  3. Step 3: Cross multiply
    47,351.90x = 71,020.08 × 19,270.82
  4. Step 4: Simplify right side
    47,351.90x = 1,368,614,822.97
  5. Step 5: Solve for x
    x = 1,368,614,822.97/47,351.90
  6. Step 6: Final answer
    x = 28,903.06

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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.