Home / 36,886.31-50,899.69-20,967.65

Finding the Fourth Proportional to 36,886.31, 50,899.69 and 20,967.65

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Solution

The fourth proportional to 36,886.31, 50,899.69 and 20,967.65 is: 28,933.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,886.31 : 50,899.69 = 20,967.65 : x
  2. Step 2: Convert to fraction form
    36,886.31/50,899.69 = 20,967.65/x
  3. Step 3: Cross multiply
    36,886.31x = 50,899.69 × 20,967.65
  4. Step 4: Simplify right side
    36,886.31x = 1,067,246,885.03
  5. Step 5: Solve for x
    x = 1,067,246,885.03/36,886.31
  6. Step 6: Final answer
    x = 28,933.41

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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.