Home / 36,238.72-50,008.80-20,323.12

Finding the Fourth Proportional to 36,238.72, 50,008.80 and 20,323.12

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Solution

The fourth proportional to 36,238.72, 50,008.80 and 20,323.12 is: 28,045.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,238.72 : 50,008.80 = 20,323.12 : x
  2. Step 2: Convert to fraction form
    36,238.72/50,008.80 = 20,323.12/x
  3. Step 3: Cross multiply
    36,238.72x = 50,008.80 × 20,323.12
  4. Step 4: Simplify right side
    36,238.72x = 1,016,334,843.46
  5. Step 5: Solve for x
    x = 1,016,334,843.46/36,238.72
  6. Step 6: Final answer
    x = 28,045.55

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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.