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Finding the Fourth Proportional to 14,785.04, 22,179.09 and 4,789.04

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Solution

The fourth proportional to 14,785.04, 22,179.09 and 4,789.04 is: 7,184.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,785.04 : 22,179.09 = 4,789.04 : x
  2. Step 2: Convert to fraction form
    14,785.04/22,179.09 = 4,789.04/x
  3. Step 3: Cross multiply
    14,785.04x = 22,179.09 × 4,789.04
  4. Step 4: Simplify right side
    14,785.04x = 106,216,438.28
  5. Step 5: Solve for x
    x = 106,216,438.28/14,785.04
  6. Step 6: Final answer
    x = 7,184.05

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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.