Home / 52,039.88-71,816.35-31,907.86

Finding the Fourth Proportional to 52,039.88, 71,816.35 and 31,907.86

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Solution

The fourth proportional to 52,039.88, 71,816.35 and 31,907.86 is: 44,033.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,039.88 : 71,816.35 = 31,907.86 : x
  2. Step 2: Convert to fraction form
    52,039.88/71,816.35 = 31,907.86/x
  3. Step 3: Cross multiply
    52,039.88x = 71,816.35 × 31,907.86
  4. Step 4: Simplify right side
    52,039.88x = 2,291,505,881.97
  5. Step 5: Solve for x
    x = 2,291,505,881.97/52,039.88
  6. Step 6: Final answer
    x = 44,033.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.