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Finding the Fourth Proportional to 29,051.52, 43,583.76 and 11,523.12

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Solution

The fourth proportional to 29,051.52, 43,583.76 and 11,523.12 is: 17,287.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,051.52 : 43,583.76 = 11,523.12 : x
  2. Step 2: Convert to fraction form
    29,051.52/43,583.76 = 11,523.12/x
  3. Step 3: Cross multiply
    29,051.52x = 43,583.76 × 11,523.12
  4. Step 4: Simplify right side
    29,051.52x = 502,220,896.53
  5. Step 5: Solve for x
    x = 502,220,896.53/29,051.52
  6. Step 6: Final answer
    x = 17,287.25

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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.