Home / 25,550.52-38,325.78-8,021.70

Finding the Fourth Proportional to 25,550.52, 38,325.78 and 8,021.70

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Solution

The fourth proportional to 25,550.52, 38,325.78 and 8,021.70 is: 12,032.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,550.52 : 38,325.78 = 8,021.70 : x
  2. Step 2: Convert to fraction form
    25,550.52/38,325.78 = 8,021.70/x
  3. Step 3: Cross multiply
    25,550.52x = 38,325.78 × 8,021.70
  4. Step 4: Simplify right side
    25,550.52x = 307,437,909.43
  5. Step 5: Solve for x
    x = 307,437,909.43/25,550.52
  6. Step 6: Final answer
    x = 12,032.55

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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.