Home / 36,381.23-54,571.82-11,423.23

Finding the Fourth Proportional to 36,381.23, 54,571.82 and 11,423.23

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Solution

The fourth proportional to 36,381.23, 54,571.82 and 11,423.23 is: 17,134.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,381.23 : 54,571.82 = 11,423.23 : x
  2. Step 2: Convert to fraction form
    36,381.23/54,571.82 = 11,423.23/x
  3. Step 3: Cross multiply
    36,381.23x = 54,571.82 × 11,423.23
  4. Step 4: Simplify right side
    36,381.23x = 623,386,451.38
  5. Step 5: Solve for x
    x = 623,386,451.38/36,381.23
  6. Step 6: Final answer
    x = 17,134.84

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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.