Home / 51,853.01-77,716.32-26,879.30

Finding the Fourth Proportional to 51,853.01, 77,716.32 and 26,879.30

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Solution

The fourth proportional to 51,853.01, 77,716.32 and 26,879.30 is: 40,286.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,853.01 : 77,716.32 = 26,879.30 : x
  2. Step 2: Convert to fraction form
    51,853.01/77,716.32 = 26,879.30/x
  3. Step 3: Cross multiply
    51,853.01x = 77,716.32 × 26,879.30
  4. Step 4: Simplify right side
    51,853.01x = 2,088,960,280.18
  5. Step 5: Solve for x
    x = 2,088,960,280.18/51,853.01
  6. Step 6: Final answer
    x = 40,286.19

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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.