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Finding the Fourth Proportional to 32,736.80, 49,105.20 and 22,368.80

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Solution

The fourth proportional to 32,736.80, 49,105.20 and 22,368.80 is: 33,553.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,736.80 : 49,105.20 = 22,368.80 : x
  2. Step 2: Convert to fraction form
    32,736.80/49,105.20 = 22,368.80/x
  3. Step 3: Cross multiply
    32,736.80x = 49,105.20 × 22,368.80
  4. Step 4: Simplify right side
    32,736.80x = 1,098,424,397.76
  5. Step 5: Solve for x
    x = 1,098,424,397.76/32,736.80
  6. Step 6: Final answer
    x = 33,553.20

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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.