Home / 31,873.88-47,606.92-28,867.46

Finding the Fourth Proportional to 31,873.88, 47,606.92 and 28,867.46

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Solution

The fourth proportional to 31,873.88, 47,606.92 and 28,867.46 is: 43,116.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,873.88 : 47,606.92 = 28,867.46 : x
  2. Step 2: Convert to fraction form
    31,873.88/47,606.92 = 28,867.46/x
  3. Step 3: Cross multiply
    31,873.88x = 47,606.92 × 28,867.46
  4. Step 4: Simplify right side
    31,873.88x = 1,374,290,858.82
  5. Step 5: Solve for x
    x = 1,374,290,858.82/31,873.88
  6. Step 6: Final answer
    x = 43,116.52

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.