Home / 19,002.80-28,502.94-5,854.04

Finding the Fourth Proportional to 19,002.80, 28,502.94 and 5,854.04

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Solution

The fourth proportional to 19,002.80, 28,502.94 and 5,854.04 is: 8,780.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,002.80 : 28,502.94 = 5,854.04 : x
  2. Step 2: Convert to fraction form
    19,002.80/28,502.94 = 5,854.04/x
  3. Step 3: Cross multiply
    19,002.80x = 28,502.94 × 5,854.04
  4. Step 4: Simplify right side
    19,002.80x = 166,857,350.88
  5. Step 5: Solve for x
    x = 166,857,350.88/19,002.80
  6. Step 6: Final answer
    x = 8,780.67

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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.