Home / 36,727.62-50,683.92-20,815.08

Finding the Fourth Proportional to 36,727.62, 50,683.92 and 20,815.08

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Solution

The fourth proportional to 36,727.62, 50,683.92 and 20,815.08 is: 28,724.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,727.62 : 50,683.92 = 20,815.08 : x
  2. Step 2: Convert to fraction form
    36,727.62/50,683.92 = 20,815.08/x
  3. Step 3: Cross multiply
    36,727.62x = 50,683.92 × 20,815.08
  4. Step 4: Simplify right side
    36,727.62x = 1,054,989,849.51
  5. Step 5: Solve for x
    x = 1,054,989,849.51/36,727.62
  6. Step 6: Final answer
    x = 28,724.70

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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.