Home / 27,714.58-41,571.50-18,807.82

Finding the Fourth Proportional to 27,714.58, 41,571.50 and 18,807.82

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Solution

The fourth proportional to 27,714.58, 41,571.50 and 18,807.82 is: 28,211.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,714.58 : 41,571.50 = 18,807.82 : x
  2. Step 2: Convert to fraction form
    27,714.58/41,571.50 = 18,807.82/x
  3. Step 3: Cross multiply
    27,714.58x = 41,571.50 × 18,807.82
  4. Step 4: Simplify right side
    27,714.58x = 781,869,091.16
  5. Step 5: Solve for x
    x = 781,869,091.16/27,714.58
  6. Step 6: Final answer
    x = 28,211.47

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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.