Home / 10,220.24-14,093.43-8,541.02

Finding the Fourth Proportional to 10,220.24, 14,093.43 and 8,541.02

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Solution

The fourth proportional to 10,220.24, 14,093.43 and 8,541.02 is: 11,777.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,220.24 : 14,093.43 = 8,541.02 : x
  2. Step 2: Convert to fraction form
    10,220.24/14,093.43 = 8,541.02/x
  3. Step 3: Cross multiply
    10,220.24x = 14,093.43 × 8,541.02
  4. Step 4: Simplify right side
    10,220.24x = 120,372,267.50
  5. Step 5: Solve for x
    x = 120,372,267.50/10,220.24
  6. Step 6: Final answer
    x = 11,777.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.