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Finding the Fourth Proportional to 19,866.02, 29,799.02 and 9,446.18

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Solution

The fourth proportional to 19,866.02, 29,799.02 and 9,446.18 is: 14,169.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,866.02 : 29,799.02 = 9,446.18 : x
  2. Step 2: Convert to fraction form
    19,866.02/29,799.02 = 9,446.18/x
  3. Step 3: Cross multiply
    19,866.02x = 29,799.02 × 9,446.18
  4. Step 4: Simplify right side
    19,866.02x = 281,486,906.74
  5. Step 5: Solve for x
    x = 281,486,906.74/19,866.02
  6. Step 6: Final answer
    x = 14,169.27

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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.