Home / 56,982.92-85,478.03-21,922.58

Finding the Fourth Proportional to 56,982.92, 85,478.03 and 21,922.58

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Solution

The fourth proportional to 56,982.92, 85,478.03 and 21,922.58 is: 32,885.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,982.92 : 85,478.03 = 21,922.58 : x
  2. Step 2: Convert to fraction form
    56,982.92/85,478.03 = 21,922.58/x
  3. Step 3: Cross multiply
    56,982.92x = 85,478.03 × 21,922.58
  4. Step 4: Simplify right side
    56,982.92x = 1,873,898,413.91
  5. Step 5: Solve for x
    x = 1,873,898,413.91/56,982.92
  6. Step 6: Final answer
    x = 32,885.27

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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.