Home / 47,881.51-71,855.07-16,716.76

Finding the Fourth Proportional to 47,881.51, 71,855.07 and 16,716.76

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Solution

The fourth proportional to 47,881.51, 71,855.07 and 16,716.76 is: 25,086.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,881.51 : 71,855.07 = 16,716.76 : x
  2. Step 2: Convert to fraction form
    47,881.51/71,855.07 = 16,716.76/x
  3. Step 3: Cross multiply
    47,881.51x = 71,855.07 × 16,716.76
  4. Step 4: Simplify right side
    47,881.51x = 1,201,183,959.97
  5. Step 5: Solve for x
    x = 1,201,183,959.97/47,881.51
  6. Step 6: Final answer
    x = 25,086.59

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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.