Home / 51,473.32-77,216.20-18,186.57

Finding the Fourth Proportional to 51,473.32, 77,216.20 and 18,186.57

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Solution

The fourth proportional to 51,473.32, 77,216.20 and 18,186.57 is: 27,282.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,473.32 : 77,216.20 = 18,186.57 : x
  2. Step 2: Convert to fraction form
    51,473.32/77,216.20 = 18,186.57/x
  3. Step 3: Cross multiply
    51,473.32x = 77,216.20 × 18,186.57
  4. Step 4: Simplify right side
    51,473.32x = 1,404,297,780.97
  5. Step 5: Solve for x
    x = 1,404,297,780.97/51,473.32
  6. Step 6: Final answer
    x = 27,282.05

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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.