Home / 14,974.90-22,451.55-9,783.70

Finding the Fourth Proportional to 14,974.90, 22,451.55 and 9,783.70

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Solution

The fourth proportional to 14,974.90, 22,451.55 and 9,783.70 is: 14,668.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,974.90 : 22,451.55 = 9,783.70 : x
  2. Step 2: Convert to fraction form
    14,974.90/22,451.55 = 9,783.70/x
  3. Step 3: Cross multiply
    14,974.90x = 22,451.55 × 9,783.70
  4. Step 4: Simplify right side
    14,974.90x = 219,659,229.74
  5. Step 5: Solve for x
    x = 219,659,229.74/14,974.90
  6. Step 6: Final answer
    x = 14,668.49

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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.