Home / 11,623.42-17,436.76-4,227.04

Finding the Fourth Proportional to 11,623.42, 17,436.76 and 4,227.04

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Solution

The fourth proportional to 11,623.42, 17,436.76 and 4,227.04 is: 6,341.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,623.42 : 17,436.76 = 4,227.04 : x
  2. Step 2: Convert to fraction form
    11,623.42/17,436.76 = 4,227.04/x
  3. Step 3: Cross multiply
    11,623.42x = 17,436.76 × 4,227.04
  4. Step 4: Simplify right side
    11,623.42x = 73,705,881.99
  5. Step 5: Solve for x
    x = 73,705,881.99/11,623.42
  6. Step 6: Final answer
    x = 6,341.15

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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.