Home / 47,904.45-71,851.20-12,841.37

Finding the Fourth Proportional to 47,904.45, 71,851.20 and 12,841.37

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Solution

The fourth proportional to 47,904.45, 71,851.20 and 12,841.37 is: 19,260.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,904.45 : 71,851.20 = 12,841.37 : x
  2. Step 2: Convert to fraction form
    47,904.45/71,851.20 = 12,841.37/x
  3. Step 3: Cross multiply
    47,904.45x = 71,851.20 × 12,841.37
  4. Step 4: Simplify right side
    47,904.45x = 922,667,844.14
  5. Step 5: Solve for x
    x = 922,667,844.14/47,904.45
  6. Step 6: Final answer
    x = 19,260.59

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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.