Home / 36,108.29-54,142.59-11,141.53

Finding the Fourth Proportional to 36,108.29, 54,142.59 and 11,141.53

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Solution

The fourth proportional to 36,108.29, 54,142.59 and 11,141.53 is: 16,706.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,108.29 : 54,142.59 = 11,141.53 : x
  2. Step 2: Convert to fraction form
    36,108.29/54,142.59 = 11,141.53/x
  3. Step 3: Cross multiply
    36,108.29x = 54,142.59 × 11,141.53
  4. Step 4: Simplify right side
    36,108.29x = 603,231,290.76
  5. Step 5: Solve for x
    x = 603,231,290.76/36,108.29
  6. Step 6: Final answer
    x = 16,706.17

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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.