Home / 15,821.83-23,733.96-4,727.66

Finding the Fourth Proportional to 15,821.83, 23,733.96 and 4,727.66

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Solution

The fourth proportional to 15,821.83, 23,733.96 and 4,727.66 is: 7,091.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,821.83 : 23,733.96 = 4,727.66 : x
  2. Step 2: Convert to fraction form
    15,821.83/23,733.96 = 4,727.66/x
  3. Step 3: Cross multiply
    15,821.83x = 23,733.96 × 4,727.66
  4. Step 4: Simplify right side
    15,821.83x = 112,206,069.70
  5. Step 5: Solve for x
    x = 112,206,069.70/15,821.83
  6. Step 6: Final answer
    x = 7,091.85

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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.