Home / 18,832.84-28,249.46-5,685.32

Finding the Fourth Proportional to 18,832.84, 28,249.46 and 5,685.32

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Solution

The fourth proportional to 18,832.84, 28,249.46 and 5,685.32 is: 8,528.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,832.84 : 28,249.46 = 5,685.32 : x
  2. Step 2: Convert to fraction form
    18,832.84/28,249.46 = 5,685.32/x
  3. Step 3: Cross multiply
    18,832.84x = 28,249.46 × 5,685.32
  4. Step 4: Simplify right side
    18,832.84x = 160,607,219.93
  5. Step 5: Solve for x
    x = 160,607,219.93/18,832.84
  6. Step 6: Final answer
    x = 8,528.04

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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.