Home / 14,995.17-20,694-8,623.83

Finding the Fourth Proportional to 14,995.17, 20,694 and 8,623.83

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Solution

The fourth proportional to 14,995.17, 20,694 and 8,623.83 is: 11,901.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,995.17 : 20,694 = 8,623.83 : x
  2. Step 2: Convert to fraction form
    14,995.17/20,694 = 8,623.83/x
  3. Step 3: Cross multiply
    14,995.17x = 20,694 × 8,623.83
  4. Step 4: Simplify right side
    14,995.17x = 178,461,538.02
  5. Step 5: Solve for x
    x = 178,461,538.02/14,995.17
  6. Step 6: Final answer
    x = 11,901.27

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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.