Home / 14,986.44-22,479.66-8,418.76

Finding the Fourth Proportional to 14,986.44, 22,479.66 and 8,418.76

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Solution

The fourth proportional to 14,986.44, 22,479.66 and 8,418.76 is: 12,628.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,986.44 : 22,479.66 = 8,418.76 : x
  2. Step 2: Convert to fraction form
    14,986.44/22,479.66 = 8,418.76/x
  3. Step 3: Cross multiply
    14,986.44x = 22,479.66 × 8,418.76
  4. Step 4: Simplify right side
    14,986.44x = 189,250,862.42
  5. Step 5: Solve for x
    x = 189,250,862.42/14,986.44
  6. Step 6: Final answer
    x = 12,628.14

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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.