Home / 22,228.06-33,285.66-13,337.80

Finding the Fourth Proportional to 22,228.06, 33,285.66 and 13,337.80

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Solution

The fourth proportional to 22,228.06, 33,285.66 and 13,337.80 is: 19,972.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,228.06 : 33,285.66 = 13,337.80 : x
  2. Step 2: Convert to fraction form
    22,228.06/33,285.66 = 13,337.80/x
  3. Step 3: Cross multiply
    22,228.06x = 33,285.66 × 13,337.80
  4. Step 4: Simplify right side
    22,228.06x = 443,957,475.95
  5. Step 5: Solve for x
    x = 443,957,475.95/22,228.06
  6. Step 6: Final answer
    x = 19,972.84

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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.