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Finding the Fourth Proportional to 35,702.41, 49,268.25 and 19,786.51

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Solution

The fourth proportional to 35,702.41, 49,268.25 and 19,786.51 is: 27,304.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,702.41 : 49,268.25 = 19,786.51 : x
  2. Step 2: Convert to fraction form
    35,702.41/49,268.25 = 19,786.51/x
  3. Step 3: Cross multiply
    35,702.41x = 49,268.25 × 19,786.51
  4. Step 4: Simplify right side
    35,702.41x = 974,846,721.31
  5. Step 5: Solve for x
    x = 974,846,721.31/35,702.41
  6. Step 6: Final answer
    x = 27,304.79

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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.