Home / 51,489.16-77,206.39-26,519.09

Finding the Fourth Proportional to 51,489.16, 77,206.39 and 26,519.09

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Solution

The fourth proportional to 51,489.16, 77,206.39 and 26,519.09 is: 39,764.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,489.16 : 77,206.39 = 26,519.09 : x
  2. Step 2: Convert to fraction form
    51,489.16/77,206.39 = 26,519.09/x
  3. Step 3: Cross multiply
    51,489.16x = 77,206.39 × 26,519.09
  4. Step 4: Simplify right side
    51,489.16x = 2,047,442,752.66
  5. Step 5: Solve for x
    x = 2,047,442,752.66/51,489.16
  6. Step 6: Final answer
    x = 39,764.54

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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.