Home / 14,399.57-21,594.50-6,999.31

Finding the Fourth Proportional to 14,399.57, 21,594.50 and 6,999.31

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Solution

The fourth proportional to 14,399.57, 21,594.50 and 6,999.31 is: 10,496.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,399.57 : 21,594.50 = 6,999.31 : x
  2. Step 2: Convert to fraction form
    14,399.57/21,594.50 = 6,999.31/x
  3. Step 3: Cross multiply
    14,399.57x = 21,594.50 × 6,999.31
  4. Step 4: Simplify right side
    14,399.57x = 151,146,618.04
  5. Step 5: Solve for x
    x = 151,146,618.04/14,399.57
  6. Step 6: Final answer
    x = 10,496.60

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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.