Home / 47,804.27-71,720.24-18,224.39

Finding the Fourth Proportional to 47,804.27, 71,720.24 and 18,224.39

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Solution

The fourth proportional to 47,804.27, 71,720.24 and 18,224.39 is: 27,341.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,804.27 : 71,720.24 = 18,224.39 : x
  2. Step 2: Convert to fraction form
    47,804.27/71,720.24 = 18,224.39/x
  3. Step 3: Cross multiply
    47,804.27x = 71,720.24 × 18,224.39
  4. Step 4: Simplify right side
    47,804.27x = 1,307,057,712.83
  5. Step 5: Solve for x
    x = 1,307,057,712.83/47,804.27
  6. Step 6: Final answer
    x = 27,341.86

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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.