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Finding the Fourth Proportional to 29,090.66, 43,636.01 and 9,369.18

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Solution

The fourth proportional to 29,090.66, 43,636.01 and 9,369.18 is: 14,053.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,090.66 : 43,636.01 = 9,369.18 : x
  2. Step 2: Convert to fraction form
    29,090.66/43,636.01 = 9,369.18/x
  3. Step 3: Cross multiply
    29,090.66x = 43,636.01 × 9,369.18
  4. Step 4: Simplify right side
    29,090.66x = 408,833,585.33
  5. Step 5: Solve for x
    x = 408,833,585.33/29,090.66
  6. Step 6: Final answer
    x = 14,053.78

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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.