Home / 51,458.43-77,138.37-16,375.26

Finding the Fourth Proportional to 51,458.43, 77,138.37 and 16,375.26

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Solution

The fourth proportional to 51,458.43, 77,138.37 and 16,375.26 is: 24,547.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,458.43 : 77,138.37 = 16,375.26 : x
  2. Step 2: Convert to fraction form
    51,458.43/77,138.37 = 16,375.26/x
  3. Step 3: Cross multiply
    51,458.43x = 77,138.37 × 16,375.26
  4. Step 4: Simplify right side
    51,458.43x = 1,263,160,864.73
  5. Step 5: Solve for x
    x = 1,263,160,864.73/51,458.43
  6. Step 6: Final answer
    x = 24,547.21

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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.