Home / 47,611.80-71,394.62-14,325.66

Finding the Fourth Proportional to 47,611.80, 71,394.62 and 14,325.66

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Solution

The fourth proportional to 47,611.80, 71,394.62 and 14,325.66 is: 21,481.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,611.80 : 71,394.62 = 14,325.66 : x
  2. Step 2: Convert to fraction form
    47,611.80/71,394.62 = 14,325.66/x
  3. Step 3: Cross multiply
    47,611.80x = 71,394.62 × 14,325.66
  4. Step 4: Simplify right side
    47,611.80x = 1,022,774,980.32
  5. Step 5: Solve for x
    x = 1,022,774,980.32/47,611.80
  6. Step 6: Final answer
    x = 21,481.54

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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.