Home / 14,274.32-21,472.92-12,246.80

Finding the Fourth Proportional to 14,274.32, 21,472.92 and 12,246.80

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Solution

The fourth proportional to 14,274.32, 21,472.92 and 12,246.80 is: 18,422.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,274.32 : 21,472.92 = 12,246.80 : x
  2. Step 2: Convert to fraction form
    14,274.32/21,472.92 = 12,246.80/x
  3. Step 3: Cross multiply
    14,274.32x = 21,472.92 × 12,246.80
  4. Step 4: Simplify right side
    14,274.32x = 262,974,556.66
  5. Step 5: Solve for x
    x = 262,974,556.66/14,274.32
  6. Step 6: Final answer
    x = 18,422.91

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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.