Home / 18,832.32-28,248.66-5,684.80

Finding the Fourth Proportional to 18,832.32, 28,248.66 and 5,684.80

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Solution

The fourth proportional to 18,832.32, 28,248.66 and 5,684.80 is: 8,527.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,832.32 : 28,248.66 = 5,684.80 : x
  2. Step 2: Convert to fraction form
    18,832.32/28,248.66 = 5,684.80/x
  3. Step 3: Cross multiply
    18,832.32x = 28,248.66 × 5,684.80
  4. Step 4: Simplify right side
    18,832.32x = 160,587,953.94
  5. Step 5: Solve for x
    x = 160,587,953.94/18,832.32
  6. Step 6: Final answer
    x = 8,527.26

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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.