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Finding the Fourth Proportional to 35,553.70, 49,062.13 and 22,124.53

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Solution

The fourth proportional to 35,553.70, 49,062.13 and 22,124.53 is: 30,530.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,553.70 : 49,062.13 = 22,124.53 : x
  2. Step 2: Convert to fraction form
    35,553.70/49,062.13 = 22,124.53/x
  3. Step 3: Cross multiply
    35,553.70x = 49,062.13 × 22,124.53
  4. Step 4: Simplify right side
    35,553.70x = 1,085,476,567.05
  5. Step 5: Solve for x
    x = 1,085,476,567.05/35,553.70
  6. Step 6: Final answer
    x = 30,530.62

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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.