Home / 36,731.38-50,689.70-19,964.38

Finding the Fourth Proportional to 36,731.38, 50,689.70 and 19,964.38

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Solution

The fourth proportional to 36,731.38, 50,689.70 and 19,964.38 is: 27,551.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,731.38 : 50,689.70 = 19,964.38 : x
  2. Step 2: Convert to fraction form
    36,731.38/50,689.70 = 19,964.38/x
  3. Step 3: Cross multiply
    36,731.38x = 50,689.70 × 19,964.38
  4. Step 4: Simplify right side
    36,731.38x = 1,011,988,432.89
  5. Step 5: Solve for x
    x = 1,011,988,432.89/36,731.38
  6. Step 6: Final answer
    x = 27,551.06

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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.