Home / 57,228.50-85,857.33-21,704.33

Finding the Fourth Proportional to 57,228.50, 85,857.33 and 21,704.33

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Solution

The fourth proportional to 57,228.50, 85,857.33 and 21,704.33 is: 32,562.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,228.50 : 85,857.33 = 21,704.33 : x
  2. Step 2: Convert to fraction form
    57,228.50/85,857.33 = 21,704.33/x
  3. Step 3: Cross multiply
    57,228.50x = 85,857.33 × 21,704.33
  4. Step 4: Simplify right side
    57,228.50x = 1,863,475,823.24
  5. Step 5: Solve for x
    x = 1,863,475,823.24/57,228.50
  6. Step 6: Final answer
    x = 32,562.02

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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.