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Finding the Fourth Proportional to 35,661.62, 49,213.03 and 19,746.06

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Solution

The fourth proportional to 35,661.62, 49,213.03 and 19,746.06 is: 27,249.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,661.62 : 49,213.03 = 19,746.06 : x
  2. Step 2: Convert to fraction form
    35,661.62/49,213.03 = 19,746.06/x
  3. Step 3: Cross multiply
    35,661.62x = 49,213.03 × 19,746.06
  4. Step 4: Simplify right side
    35,661.62x = 971,763,393.80
  5. Step 5: Solve for x
    x = 971,763,393.80/35,661.62
  6. Step 6: Final answer
    x = 27,249.56

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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.