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Finding the Fourth Proportional to 26,612.22, 39,946.02 and 19,600.16

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Solution

The fourth proportional to 26,612.22, 39,946.02 and 19,600.16 is: 29,420.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,612.22 : 39,946.02 = 19,600.16 : x
  2. Step 2: Convert to fraction form
    26,612.22/39,946.02 = 19,600.16/x
  3. Step 3: Cross multiply
    26,612.22x = 39,946.02 × 19,600.16
  4. Step 4: Simplify right side
    26,612.22x = 782,948,383.36
  5. Step 5: Solve for x
    x = 782,948,383.36/26,612.22
  6. Step 6: Final answer
    x = 29,420.63

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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.