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Finding the Fourth Proportional to 14,793.30, 22,194.81 and 6,899.58

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Solution

The fourth proportional to 14,793.30, 22,194.81 and 6,899.58 is: 10,351.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,793.30 : 22,194.81 = 6,899.58 : x
  2. Step 2: Convert to fraction form
    14,793.30/22,194.81 = 6,899.58/x
  3. Step 3: Cross multiply
    14,793.30x = 22,194.81 × 6,899.58
  4. Step 4: Simplify right side
    14,793.30x = 153,134,867.18
  5. Step 5: Solve for x
    x = 153,134,867.18/14,793.30
  6. Step 6: Final answer
    x = 10,351.64

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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.