Home / 47,694.21-71,541.26-18,111.99

Finding the Fourth Proportional to 47,694.21, 71,541.26 and 18,111.99

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Solution

The fourth proportional to 47,694.21, 71,541.26 and 18,111.99 is: 27,167.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,694.21 : 71,541.26 = 18,111.99 : x
  2. Step 2: Convert to fraction form
    47,694.21/71,541.26 = 18,111.99/x
  3. Step 3: Cross multiply
    47,694.21x = 71,541.26 × 18,111.99
  4. Step 4: Simplify right side
    47,694.21x = 1,295,754,831.35
  5. Step 5: Solve for x
    x = 1,295,754,831.35/47,694.21
  6. Step 6: Final answer
    x = 27,167.97

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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.