Home / 51,839.39-77,742.89-16,771.79

Finding the Fourth Proportional to 51,839.39, 77,742.89 and 16,771.79

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Solution

The fourth proportional to 51,839.39, 77,742.89 and 16,771.79 is: 25,152.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,839.39 : 77,742.89 = 16,771.79 : x
  2. Step 2: Convert to fraction form
    51,839.39/77,742.89 = 16,771.79/x
  3. Step 3: Cross multiply
    51,839.39x = 77,742.89 × 16,771.79
  4. Step 4: Simplify right side
    51,839.39x = 1,303,887,341.21
  5. Step 5: Solve for x
    x = 1,303,887,341.21/51,839.39
  6. Step 6: Final answer
    x = 25,152.44

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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.