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Finding the Fourth Proportional to 14,001.59, 20,990.41 and 6,098.09

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Solution

The fourth proportional to 14,001.59, 20,990.41 and 6,098.09 is: 9,141.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,001.59 : 20,990.41 = 6,098.09 : x
  2. Step 2: Convert to fraction form
    14,001.59/20,990.41 = 6,098.09/x
  3. Step 3: Cross multiply
    14,001.59x = 20,990.41 × 6,098.09
  4. Step 4: Simplify right side
    14,001.59x = 128,001,289.12
  5. Step 5: Solve for x
    x = 128,001,289.12/14,001.59
  6. Step 6: Final answer
    x = 9,141.91

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1.5x scale

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.