Home / 14,190.42-19,582.77-8,225.54

Finding the Fourth Proportional to 14,190.42, 19,582.77 and 8,225.54

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Solution

The fourth proportional to 14,190.42, 19,582.77 and 8,225.54 is: 11,351.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,190.42 : 19,582.77 = 8,225.54 : x
  2. Step 2: Convert to fraction form
    14,190.42/19,582.77 = 8,225.54/x
  3. Step 3: Cross multiply
    14,190.42x = 19,582.77 × 8,225.54
  4. Step 4: Simplify right side
    14,190.42x = 161,078,857.95
  5. Step 5: Solve for x
    x = 161,078,857.95/14,190.42
  6. Step 6: Final answer
    x = 11,351.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.