Home / 47,369.86-71,039.40-15,771.43

Finding the Fourth Proportional to 47,369.86, 71,039.40 and 15,771.43

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Solution

The fourth proportional to 47,369.86, 71,039.40 and 15,771.43 is: 23,652.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,369.86 : 71,039.40 = 15,771.43 : x
  2. Step 2: Convert to fraction form
    47,369.86/71,039.40 = 15,771.43/x
  3. Step 3: Cross multiply
    47,369.86x = 71,039.40 × 15,771.43
  4. Step 4: Simplify right side
    47,369.86x = 1,120,393,062.51
  5. Step 5: Solve for x
    x = 1,120,393,062.51/47,369.86
  6. Step 6: Final answer
    x = 23,652.02

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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.