Home / 51,879.52-77,758.26-29,708.20

Finding the Fourth Proportional to 51,879.52, 77,758.26 and 29,708.20

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Solution

The fourth proportional to 51,879.52, 77,758.26 and 29,708.20 is: 44,527.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,879.52 : 77,758.26 = 29,708.20 : x
  2. Step 2: Convert to fraction form
    51,879.52/77,758.26 = 29,708.20/x
  3. Step 3: Cross multiply
    51,879.52x = 77,758.26 × 29,708.20
  4. Step 4: Simplify right side
    51,879.52x = 2,310,057,939.73
  5. Step 5: Solve for x
    x = 2,310,057,939.73/51,879.52
  6. Step 6: Final answer
    x = 44,527.36

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1.5x scale

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.