Home / 19,024.45-28,540.57-6,542.85

Finding the Fourth Proportional to 19,024.45, 28,540.57 and 6,542.85

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Solution

The fourth proportional to 19,024.45, 28,540.57 and 6,542.85 is: 9,815.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,024.45 : 28,540.57 = 6,542.85 : x
  2. Step 2: Convert to fraction form
    19,024.45/28,540.57 = 6,542.85/x
  3. Step 3: Cross multiply
    19,024.45x = 28,540.57 × 6,542.85
  4. Step 4: Simplify right side
    19,024.45x = 186,736,668.42
  5. Step 5: Solve for x
    x = 186,736,668.42/19,024.45
  6. Step 6: Final answer
    x = 9,815.61

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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.