Home / 14,581.43-21,837.11-8,322.47

Finding the Fourth Proportional to 14,581.43, 21,837.11 and 8,322.47

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Solution

The fourth proportional to 14,581.43, 21,837.11 and 8,322.47 is: 12,463.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,581.43 : 21,837.11 = 8,322.47 : x
  2. Step 2: Convert to fraction form
    14,581.43/21,837.11 = 8,322.47/x
  3. Step 3: Cross multiply
    14,581.43x = 21,837.11 × 8,322.47
  4. Step 4: Simplify right side
    14,581.43x = 181,738,655.16
  5. Step 5: Solve for x
    x = 181,738,655.16/14,581.43
  6. Step 6: Final answer
    x = 12,463.70

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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.