Home / 47,659.22-71,489.34-14,379.57

Finding the Fourth Proportional to 47,659.22, 71,489.34 and 14,379.57

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Solution

The fourth proportional to 47,659.22, 71,489.34 and 14,379.57 is: 21,569.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,659.22 : 71,489.34 = 14,379.57 : x
  2. Step 2: Convert to fraction form
    47,659.22/71,489.34 = 14,379.57/x
  3. Step 3: Cross multiply
    47,659.22x = 71,489.34 × 14,379.57
  4. Step 4: Simplify right side
    47,659.22x = 1,027,985,968.78
  5. Step 5: Solve for x
    x = 1,027,985,968.78/47,659.22
  6. Step 6: Final answer
    x = 21,569.51

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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.