Home / 51,887.17-77,841.69-16,824.09

Finding the Fourth Proportional to 51,887.17, 77,841.69 and 16,824.09

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Solution

The fourth proportional to 51,887.17, 77,841.69 and 16,824.09 is: 25,239.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,887.17 : 77,841.69 = 16,824.09 : x
  2. Step 2: Convert to fraction form
    51,887.17/77,841.69 = 16,824.09/x
  3. Step 3: Cross multiply
    51,887.17x = 77,841.69 × 16,824.09
  4. Step 4: Simplify right side
    51,887.17x = 1,309,615,921.76
  5. Step 5: Solve for x
    x = 1,309,615,921.76/51,887.17
  6. Step 6: Final answer
    x = 25,239.69

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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.