Home / 22,022.63-30,391.25-11,951.07

Finding the Fourth Proportional to 22,022.63, 30,391.25 and 11,951.07

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Solution

The fourth proportional to 22,022.63, 30,391.25 and 11,951.07 is: 16,492.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,022.63 : 30,391.25 = 11,951.07 : x
  2. Step 2: Convert to fraction form
    22,022.63/30,391.25 = 11,951.07/x
  3. Step 3: Cross multiply
    22,022.63x = 30,391.25 × 11,951.07
  4. Step 4: Simplify right side
    22,022.63x = 363,207,905.40
  5. Step 5: Solve for x
    x = 363,207,905.40/22,022.63
  6. Step 6: Final answer
    x = 16,492.49

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.