Home / 22,155.81-33,233.58-9,503.70

Finding the Fourth Proportional to 22,155.81, 33,233.58 and 9,503.70

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Solution

The fourth proportional to 22,155.81, 33,233.58 and 9,503.70 is: 14,255.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,155.81 : 33,233.58 = 9,503.70 : x
  2. Step 2: Convert to fraction form
    22,155.81/33,233.58 = 9,503.70/x
  3. Step 3: Cross multiply
    22,155.81x = 33,233.58 × 9,503.70
  4. Step 4: Simplify right side
    22,155.81x = 315,841,974.25
  5. Step 5: Solve for x
    x = 315,841,974.25/22,155.81
  6. Step 6: Final answer
    x = 14,255.49

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Double scale
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Similar ratio
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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.