Home / 22,269.06-33,404.40-7,478.46

Finding the Fourth Proportional to 22,269.06, 33,404.40 and 7,478.46

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Solution

The fourth proportional to 22,269.06, 33,404.40 and 7,478.46 is: 11,217.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,269.06 : 33,404.40 = 7,478.46 : x
  2. Step 2: Convert to fraction form
    22,269.06/33,404.40 = 7,478.46/x
  3. Step 3: Cross multiply
    22,269.06x = 33,404.40 × 7,478.46
  4. Step 4: Simplify right side
    22,269.06x = 249,813,469.22
  5. Step 5: Solve for x
    x = 249,813,469.22/22,269.06
  6. Step 6: Final answer
    x = 11,217.96

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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.