Home / 35,351.62-48,785.22-20,244.72

Finding the Fourth Proportional to 35,351.62, 48,785.22 and 20,244.72

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Solution

The fourth proportional to 35,351.62, 48,785.22 and 20,244.72 is: 27,937.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,351.62 : 48,785.22 = 20,244.72 : x
  2. Step 2: Convert to fraction form
    35,351.62/48,785.22 = 20,244.72/x
  3. Step 3: Cross multiply
    35,351.62x = 48,785.22 × 20,244.72
  4. Step 4: Simplify right side
    35,351.62x = 987,643,119.04
  5. Step 5: Solve for x
    x = 987,643,119.04/35,351.62
  6. Step 6: Final answer
    x = 27,937.70

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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.