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Finding the Fourth Proportional to 35,536.62, 49,040.74 and 19,621.12

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Solution

The fourth proportional to 35,536.62, 49,040.74 and 19,621.12 is: 27,077.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,536.62 : 49,040.74 = 19,621.12 : x
  2. Step 2: Convert to fraction form
    35,536.62/49,040.74 = 19,621.12/x
  3. Step 3: Cross multiply
    35,536.62x = 49,040.74 × 19,621.12
  4. Step 4: Simplify right side
    35,536.62x = 962,234,244.43
  5. Step 5: Solve for x
    x = 962,234,244.43/35,536.62
  6. Step 6: Final answer
    x = 27,077.26

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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.