Home / 36,728.62-50,685.30-20,816.08

Finding the Fourth Proportional to 36,728.62, 50,685.30 and 20,816.08

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Solution

The fourth proportional to 36,728.62, 50,685.30 and 20,816.08 is: 28,726.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,728.62 : 50,685.30 = 20,816.08 : x
  2. Step 2: Convert to fraction form
    36,728.62/50,685.30 = 20,816.08/x
  3. Step 3: Cross multiply
    36,728.62x = 50,685.30 × 20,816.08
  4. Step 4: Simplify right side
    36,728.62x = 1,055,069,259.62
  5. Step 5: Solve for x
    x = 1,055,069,259.62/36,728.62
  6. Step 6: Final answer
    x = 28,726.08

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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.