Home / 47,640.24-71,458.92-18,062.64

Finding the Fourth Proportional to 47,640.24, 71,458.92 and 18,062.64

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Solution

The fourth proportional to 47,640.24, 71,458.92 and 18,062.64 is: 27,093.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,640.24 : 71,458.92 = 18,062.64 : x
  2. Step 2: Convert to fraction form
    47,640.24/71,458.92 = 18,062.64/x
  3. Step 3: Cross multiply
    47,640.24x = 71,458.92 × 18,062.64
  4. Step 4: Simplify right side
    47,640.24x = 1,290,736,746.75
  5. Step 5: Solve for x
    x = 1,290,736,746.75/47,640.24
  6. Step 6: Final answer
    x = 27,093.41

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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.