Home / 36,468.68-54,703.01-28,160.81

Finding the Fourth Proportional to 36,468.68, 54,703.01 and 28,160.81

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Solution

The fourth proportional to 36,468.68, 54,703.01 and 28,160.81 is: 42,241.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,468.68 : 54,703.01 = 28,160.81 : x
  2. Step 2: Convert to fraction form
    36,468.68/54,703.01 = 28,160.81/x
  3. Step 3: Cross multiply
    36,468.68x = 54,703.01 × 28,160.81
  4. Step 4: Simplify right side
    36,468.68x = 1,540,480,656.72
  5. Step 5: Solve for x
    x = 1,540,480,656.72/36,468.68
  6. Step 6: Final answer
    x = 42,241.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.