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Finding the Fourth Proportional to 29,310.53, 43,969.90 and 9,585.16

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Solution

The fourth proportional to 29,310.53, 43,969.90 and 9,585.16 is: 14,379.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,310.53 : 43,969.90 = 9,585.16 : x
  2. Step 2: Convert to fraction form
    29,310.53/43,969.90 = 9,585.16/x
  3. Step 3: Cross multiply
    29,310.53x = 43,969.90 × 9,585.16
  4. Step 4: Simplify right side
    29,310.53x = 421,458,526.68
  5. Step 5: Solve for x
    x = 421,458,526.68/29,310.53
  6. Step 6: Final answer
    x = 14,379.08

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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.