Home / 51,882.82-77,725.79-30,778.27

Finding the Fourth Proportional to 51,882.82, 77,725.79 and 30,778.27

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Solution

The fourth proportional to 51,882.82, 77,725.79 and 30,778.27 is: 46,109.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,882.82 : 77,725.79 = 30,778.27 : x
  2. Step 2: Convert to fraction form
    51,882.82/77,725.79 = 30,778.27/x
  3. Step 3: Cross multiply
    51,882.82x = 77,725.79 × 30,778.27
  4. Step 4: Simplify right side
    51,882.82x = 2,392,265,051.78
  5. Step 5: Solve for x
    x = 2,392,265,051.78/51,882.82
  6. Step 6: Final answer
    x = 46,109.01

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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.