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Finding the Fourth Proportional to 18,473.67, 27,695.52 and 6,620.94

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Solution

The fourth proportional to 18,473.67, 27,695.52 and 6,620.94 is: 9,926.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,473.67 : 27,695.52 = 6,620.94 : x
  2. Step 2: Convert to fraction form
    18,473.67/27,695.52 = 6,620.94/x
  3. Step 3: Cross multiply
    18,473.67x = 27,695.52 × 6,620.94
  4. Step 4: Simplify right side
    18,473.67x = 183,370,376.19
  5. Step 5: Solve for x
    x = 183,370,376.19/18,473.67
  6. Step 6: Final answer
    x = 9,926.04

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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.