Home / 51,887.14-77,841.65-16,824.07

Finding the Fourth Proportional to 51,887.14, 77,841.65 and 16,824.07

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Solution

The fourth proportional to 51,887.14, 77,841.65 and 16,824.07 is: 25,239.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,887.14 : 77,841.65 = 16,824.07 : x
  2. Step 2: Convert to fraction form
    51,887.14/77,841.65 = 16,824.07/x
  3. Step 3: Cross multiply
    51,887.14x = 77,841.65 × 16,824.07
  4. Step 4: Simplify right side
    51,887.14x = 1,309,612,937.25
  5. Step 5: Solve for x
    x = 1,309,612,937.25/51,887.14
  6. Step 6: Final answer
    x = 25,239.64

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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.