Home / 47,928.96-71,896.50-14,650.20

Finding the Fourth Proportional to 47,928.96, 71,896.50 and 14,650.20

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Solution

The fourth proportional to 47,928.96, 71,896.50 and 14,650.20 is: 21,976.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,928.96 : 71,896.50 = 14,650.20 : x
  2. Step 2: Convert to fraction form
    47,928.96/71,896.50 = 14,650.20/x
  3. Step 3: Cross multiply
    47,928.96x = 71,896.50 × 14,650.20
  4. Step 4: Simplify right side
    47,928.96x = 1,053,298,104.30
  5. Step 5: Solve for x
    x = 1,053,298,104.30/47,928.96
  6. Step 6: Final answer
    x = 21,976.24

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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.