Home / 47,489.06-71,198.19-15,880.43

Finding the Fourth Proportional to 47,489.06, 71,198.19 and 15,880.43

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Solution

The fourth proportional to 47,489.06, 71,198.19 and 15,880.43 is: 23,808.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,489.06 : 71,198.19 = 15,880.43 : x
  2. Step 2: Convert to fraction form
    47,489.06/71,198.19 = 15,880.43/x
  3. Step 3: Cross multiply
    47,489.06x = 71,198.19 × 15,880.43
  4. Step 4: Simplify right side
    47,489.06x = 1,130,657,516.43
  5. Step 5: Solve for x
    x = 1,130,657,516.43/47,489.06
  6. Step 6: Final answer
    x = 23,808.80

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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.