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Finding the Fourth Proportional to 36,702.19, 50,648.92 and 19,935.19

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Solution

The fourth proportional to 36,702.19, 50,648.92 and 19,935.19 is: 27,510.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,702.19 : 50,648.92 = 19,935.19 : x
  2. Step 2: Convert to fraction form
    36,702.19/50,648.92 = 19,935.19/x
  3. Step 3: Cross multiply
    36,702.19x = 50,648.92 × 19,935.19
  4. Step 4: Simplify right side
    36,702.19x = 1,009,695,843.49
  5. Step 5: Solve for x
    x = 1,009,695,843.49/36,702.19
  6. Step 6: Final answer
    x = 27,510.51

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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.