Home / 36,236.77-54,372.56-18,706.61

Finding the Fourth Proportional to 36,236.77, 54,372.56 and 18,706.61

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Solution

The fourth proportional to 36,236.77, 54,372.56 and 18,706.61 is: 28,068.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,236.77 : 54,372.56 = 18,706.61 : x
  2. Step 2: Convert to fraction form
    36,236.77/54,372.56 = 18,706.61/x
  3. Step 3: Cross multiply
    36,236.77x = 54,372.56 × 18,706.61
  4. Step 4: Simplify right side
    36,236.77x = 1,017,126,317.02
  5. Step 5: Solve for x
    x = 1,017,126,317.02/36,236.77
  6. Step 6: Final answer
    x = 28,068.90

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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.