Home / 35,753.30-49,340.66-19,839.23

Finding the Fourth Proportional to 35,753.30, 49,340.66 and 19,839.23

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Solution

The fourth proportional to 35,753.30, 49,340.66 and 19,839.23 is: 27,378.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,753.30 : 49,340.66 = 19,839.23 : x
  2. Step 2: Convert to fraction form
    35,753.30/49,340.66 = 19,839.23/x
  3. Step 3: Cross multiply
    35,753.30x = 49,340.66 × 19,839.23
  4. Step 4: Simplify right side
    35,753.30x = 978,880,455.39
  5. Step 5: Solve for x
    x = 978,880,455.39/35,753.30
  6. Step 6: Final answer
    x = 27,378.75

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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.