Home / 14,501.45-21,760.53-7,837.96

Finding the Fourth Proportional to 14,501.45, 21,760.53 and 7,837.96

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Solution

The fourth proportional to 14,501.45, 21,760.53 and 7,837.96 is: 11,761.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,501.45 : 21,760.53 = 7,837.96 : x
  2. Step 2: Convert to fraction form
    14,501.45/21,760.53 = 7,837.96/x
  3. Step 3: Cross multiply
    14,501.45x = 21,760.53 × 7,837.96
  4. Step 4: Simplify right side
    14,501.45x = 170,558,163.72
  5. Step 5: Solve for x
    x = 170,558,163.72/14,501.45
  6. Step 6: Final answer
    x = 11,761.46

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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.