Home / 19,020.32-28,516.20-5,864.96

Finding the Fourth Proportional to 19,020.32, 28,516.20 and 5,864.96

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Solution

The fourth proportional to 19,020.32, 28,516.20 and 5,864.96 is: 8,793.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,020.32 : 28,516.20 = 5,864.96 : x
  2. Step 2: Convert to fraction form
    19,020.32/28,516.20 = 5,864.96/x
  3. Step 3: Cross multiply
    19,020.32x = 28,516.20 × 5,864.96
  4. Step 4: Simplify right side
    19,020.32x = 167,246,372.35
  5. Step 5: Solve for x
    x = 167,246,372.35/19,020.32
  6. Step 6: Final answer
    x = 8,793.04

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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.