Home / 18,832.59-28,249.08-5,685.07

Finding the Fourth Proportional to 18,832.59, 28,249.08 and 5,685.07

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Solution

The fourth proportional to 18,832.59, 28,249.08 and 5,685.07 is: 8,527.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,832.59 : 28,249.08 = 5,685.07 : x
  2. Step 2: Convert to fraction form
    18,832.59/28,249.08 = 5,685.07/x
  3. Step 3: Cross multiply
    18,832.59x = 28,249.08 × 5,685.07
  4. Step 4: Simplify right side
    18,832.59x = 160,597,997.24
  5. Step 5: Solve for x
    x = 160,597,997.24/18,832.59
  6. Step 6: Final answer
    x = 8,527.66

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1.5x scale

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.