Home / 47,948.32-71,930.52-14,660.58

Finding the Fourth Proportional to 47,948.32, 71,930.52 and 14,660.58

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Solution

The fourth proportional to 47,948.32, 71,930.52 and 14,660.58 is: 21,993.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,948.32 : 71,930.52 = 14,660.58 : x
  2. Step 2: Convert to fraction form
    47,948.32/71,930.52 = 14,660.58/x
  3. Step 3: Cross multiply
    47,948.32x = 71,930.52 × 14,660.58
  4. Step 4: Simplify right side
    47,948.32x = 1,054,543,142.90
  5. Step 5: Solve for x
    x = 1,054,543,142.90/47,948.32
  6. Step 6: Final answer
    x = 21,993.33

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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.