Home / 47,694.77-71,552.28-18,111.95

Finding the Fourth Proportional to 47,694.77, 71,552.28 and 18,111.95

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Solution

The fourth proportional to 47,694.77, 71,552.28 and 18,111.95 is: 27,171.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,694.77 : 71,552.28 = 18,111.95 : x
  2. Step 2: Convert to fraction form
    47,694.77/71,552.28 = 18,111.95/x
  3. Step 3: Cross multiply
    47,694.77x = 71,552.28 × 18,111.95
  4. Step 4: Simplify right side
    47,694.77x = 1,295,950,993.10
  5. Step 5: Solve for x
    x = 1,295,950,993.10/47,694.77
  6. Step 6: Final answer
    x = 27,171.77

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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.