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Finding the Fourth Proportional to 35,960.42, 49,626.02 and 20,043.16

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Solution

The fourth proportional to 35,960.42, 49,626.02 and 20,043.16 is: 27,659.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,960.42 : 49,626.02 = 20,043.16 : x
  2. Step 2: Convert to fraction form
    35,960.42/49,626.02 = 20,043.16/x
  3. Step 3: Cross multiply
    35,960.42x = 49,626.02 × 20,043.16
  4. Step 4: Simplify right side
    35,960.42x = 994,662,185.07
  5. Step 5: Solve for x
    x = 994,662,185.07/35,960.42
  6. Step 6: Final answer
    x = 27,659.92

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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.