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Finding the Fourth Proportional to 35,851.54, 49,474.48 and 19,935.64

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Solution

The fourth proportional to 35,851.54, 49,474.48 and 19,935.64 is: 27,510.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,851.54 : 49,474.48 = 19,935.64 : x
  2. Step 2: Convert to fraction form
    35,851.54/49,474.48 = 19,935.64/x
  3. Step 3: Cross multiply
    35,851.54x = 49,474.48 × 19,935.64
  4. Step 4: Simplify right side
    35,851.54x = 986,305,422.47
  5. Step 5: Solve for x
    x = 986,305,422.47/35,851.54
  6. Step 6: Final answer
    x = 27,510.82

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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.