Home / 50,889.33-76,311.72-20,882.98

Finding the Fourth Proportional to 50,889.33, 76,311.72 and 20,882.98

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Solution

The fourth proportional to 50,889.33, 76,311.72 and 20,882.98 is: 31,315.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,889.33 : 76,311.72 = 20,882.98 : x
  2. Step 2: Convert to fraction form
    50,889.33/76,311.72 = 20,882.98/x
  3. Step 3: Cross multiply
    50,889.33x = 76,311.72 × 20,882.98
  4. Step 4: Simplify right side
    50,889.33x = 1,593,616,444.96
  5. Step 5: Solve for x
    x = 1,593,616,444.96/50,889.33
  6. Step 6: Final answer
    x = 31,315.33

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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.