Home / 47,908.12-71,862.64-16,743.46

Finding the Fourth Proportional to 47,908.12, 71,862.64 and 16,743.46

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Solution

The fourth proportional to 47,908.12, 71,862.64 and 16,743.46 is: 25,115.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,908.12 : 71,862.64 = 16,743.46 : x
  2. Step 2: Convert to fraction form
    47,908.12/71,862.64 = 16,743.46/x
  3. Step 3: Cross multiply
    47,908.12x = 71,862.64 × 16,743.46
  4. Step 4: Simplify right side
    47,908.12x = 1,203,229,238.33
  5. Step 5: Solve for x
    x = 1,203,229,238.33/47,908.12
  6. Step 6: Final answer
    x = 25,115.35

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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.