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Finding the Fourth Proportional to 23,494.92, 35,383.02 and 21,395.40

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Solution

The fourth proportional to 23,494.92, 35,383.02 and 21,395.40 is: 32,221.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,494.92 : 35,383.02 = 21,395.40 : x
  2. Step 2: Convert to fraction form
    23,494.92/35,383.02 = 21,395.40/x
  3. Step 3: Cross multiply
    23,494.92x = 35,383.02 × 21,395.40
  4. Step 4: Simplify right side
    23,494.92x = 757,033,866.11
  5. Step 5: Solve for x
    x = 757,033,866.11/23,494.92
  6. Step 6: Final answer
    x = 32,221.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.