Home / 14,889.80-22,318.50-6,122.36

Finding the Fourth Proportional to 14,889.80, 22,318.50 and 6,122.36

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Solution

The fourth proportional to 14,889.80, 22,318.50 and 6,122.36 is: 9,176.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,889.80 : 22,318.50 = 6,122.36 : x
  2. Step 2: Convert to fraction form
    14,889.80/22,318.50 = 6,122.36/x
  3. Step 3: Cross multiply
    14,889.80x = 22,318.50 × 6,122.36
  4. Step 4: Simplify right side
    14,889.80x = 136,641,891.66
  5. Step 5: Solve for x
    x = 136,641,891.66/14,889.80
  6. Step 6: Final answer
    x = 9,176.88

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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.