Home / 36,838.71-55,274.40-19,304.37

Finding the Fourth Proportional to 36,838.71, 55,274.40 and 19,304.37

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Solution

The fourth proportional to 36,838.71, 55,274.40 and 19,304.37 is: 28,965.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,838.71 : 55,274.40 = 19,304.37 : x
  2. Step 2: Convert to fraction form
    36,838.71/55,274.40 = 19,304.37/x
  3. Step 3: Cross multiply
    36,838.71x = 55,274.40 × 19,304.37
  4. Step 4: Simplify right side
    36,838.71x = 1,067,037,469.13
  5. Step 5: Solve for x
    x = 1,067,037,469.13/36,838.71
  6. Step 6: Final answer
    x = 28,965.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.