Home / 57,722.66-86,596.97-20,285.32

Finding the Fourth Proportional to 57,722.66, 86,596.97 and 20,285.32

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Solution

The fourth proportional to 57,722.66, 86,596.97 and 20,285.32 is: 30,432.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,722.66 : 86,596.97 = 20,285.32 : x
  2. Step 2: Convert to fraction form
    57,722.66/86,596.97 = 20,285.32/x
  3. Step 3: Cross multiply
    57,722.66x = 86,596.97 × 20,285.32
  4. Step 4: Simplify right side
    57,722.66x = 1,756,647,247.48
  5. Step 5: Solve for x
    x = 1,756,647,247.48/57,722.66
  6. Step 6: Final answer
    x = 30,432.54

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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.