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Finding the Fourth Proportional to 35,616.42, 49,375.43 and 33,720.42

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Solution

The fourth proportional to 35,616.42, 49,375.43 and 33,720.42 is: 46,746.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,616.42 : 49,375.43 = 33,720.42 : x
  2. Step 2: Convert to fraction form
    35,616.42/49,375.43 = 33,720.42/x
  3. Step 3: Cross multiply
    35,616.42x = 49,375.43 × 33,720.42
  4. Step 4: Simplify right side
    35,616.42x = 1,664,960,237.28
  5. Step 5: Solve for x
    x = 1,664,960,237.28/35,616.42
  6. Step 6: Final answer
    x = 46,746.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.