Home / 14,193.27-19,585.76-8,223.87

Finding the Fourth Proportional to 14,193.27, 19,585.76 and 8,223.87

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Solution

The fourth proportional to 14,193.27, 19,585.76 and 8,223.87 is: 11,348.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,193.27 : 19,585.76 = 8,223.87 : x
  2. Step 2: Convert to fraction form
    14,193.27/19,585.76 = 8,223.87/x
  3. Step 3: Cross multiply
    14,193.27x = 19,585.76 × 8,223.87
  4. Step 4: Simplify right side
    14,193.27x = 161,070,744.09
  5. Step 5: Solve for x
    x = 161,070,744.09/14,193.27
  6. Step 6: Final answer
    x = 11,348.39

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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.