Home / 22,016.40-33,024.60-7,225.80

Finding the Fourth Proportional to 22,016.40, 33,024.60 and 7,225.80

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Solution

The fourth proportional to 22,016.40, 33,024.60 and 7,225.80 is: 10,838.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,016.40 : 33,024.60 = 7,225.80 : x
  2. Step 2: Convert to fraction form
    22,016.40/33,024.60 = 7,225.80/x
  3. Step 3: Cross multiply
    22,016.40x = 33,024.60 × 7,225.80
  4. Step 4: Simplify right side
    22,016.40x = 238,629,154.68
  5. Step 5: Solve for x
    x = 238,629,154.68/22,016.40
  6. Step 6: Final answer
    x = 10,838.70

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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.