Home / 35,753.16-49,338.54-19,837.38

Finding the Fourth Proportional to 35,753.16, 49,338.54 and 19,837.38

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Solution

The fourth proportional to 35,753.16, 49,338.54 and 19,837.38 is: 27,375.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,753.16 : 49,338.54 = 19,837.38 : x
  2. Step 2: Convert to fraction form
    35,753.16/49,338.54 = 19,837.38/x
  3. Step 3: Cross multiply
    35,753.16x = 49,338.54 × 19,837.38
  4. Step 4: Simplify right side
    35,753.16x = 978,747,366.63
  5. Step 5: Solve for x
    x = 978,747,366.63/35,753.16
  6. Step 6: Final answer
    x = 27,375.13

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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.