Home / 35,252.49-48,647.56-20,144.19

Finding the Fourth Proportional to 35,252.49, 48,647.56 and 20,144.19

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Solution

The fourth proportional to 35,252.49, 48,647.56 and 20,144.19 is: 27,798.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,252.49 : 48,647.56 = 20,144.19 : x
  2. Step 2: Convert to fraction form
    35,252.49/48,647.56 = 20,144.19/x
  3. Step 3: Cross multiply
    35,252.49x = 48,647.56 × 20,144.19
  4. Step 4: Simplify right side
    35,252.49x = 979,965,691.68
  5. Step 5: Solve for x
    x = 979,965,691.68/35,252.49
  6. Step 6: Final answer
    x = 27,798.48

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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.