Home / 51,390.72-76,976.80-24,697.51

Finding the Fourth Proportional to 51,390.72, 76,976.80 and 24,697.51

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Solution

The fourth proportional to 51,390.72, 76,976.80 and 24,697.51 is: 36,993.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,390.72 : 76,976.80 = 24,697.51 : x
  2. Step 2: Convert to fraction form
    51,390.72/76,976.80 = 24,697.51/x
  3. Step 3: Cross multiply
    51,390.72x = 76,976.80 × 24,697.51
  4. Step 4: Simplify right side
    51,390.72x = 1,901,135,033.58
  5. Step 5: Solve for x
    x = 1,901,135,033.58/51,390.72
  6. Step 6: Final answer
    x = 36,993.74

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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.