Home / 51,945.39-77,930.12-16,410.23

Finding the Fourth Proportional to 51,945.39, 77,930.12 and 16,410.23

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Solution

The fourth proportional to 51,945.39, 77,930.12 and 16,410.23 is: 24,619.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,945.39 : 77,930.12 = 16,410.23 : x
  2. Step 2: Convert to fraction form
    51,945.39/77,930.12 = 16,410.23/x
  3. Step 3: Cross multiply
    51,945.39x = 77,930.12 × 16,410.23
  4. Step 4: Simplify right side
    51,945.39x = 1,278,851,193.13
  5. Step 5: Solve for x
    x = 1,278,851,193.13/51,945.39
  6. Step 6: Final answer
    x = 24,619.15

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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.