Home / 14,478.43-21,717.87-5,713.27

Finding the Fourth Proportional to 14,478.43, 21,717.87 and 5,713.27

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Solution

The fourth proportional to 14,478.43, 21,717.87 and 5,713.27 is: 8,569.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,478.43 : 21,717.87 = 5,713.27 : x
  2. Step 2: Convert to fraction form
    14,478.43/21,717.87 = 5,713.27/x
  3. Step 3: Cross multiply
    14,478.43x = 21,717.87 × 5,713.27
  4. Step 4: Simplify right side
    14,478.43x = 124,080,055.13
  5. Step 5: Solve for x
    x = 124,080,055.13/14,478.43
  6. Step 6: Final answer
    x = 8,569.99

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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.