Home / 51,011.35-76,452.07-28,837.06

Finding the Fourth Proportional to 51,011.35, 76,452.07 and 28,837.06

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Solution

The fourth proportional to 51,011.35, 76,452.07 and 28,837.06 is: 43,218.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,011.35 : 76,452.07 = 28,837.06 : x
  2. Step 2: Convert to fraction form
    51,011.35/76,452.07 = 28,837.06/x
  3. Step 3: Cross multiply
    51,011.35x = 76,452.07 × 28,837.06
  4. Step 4: Simplify right side
    51,011.35x = 2,204,652,785.53
  5. Step 5: Solve for x
    x = 2,204,652,785.53/51,011.35
  6. Step 6: Final answer
    x = 43,218.87

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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.