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Finding the Fourth Proportional to 29,357.51, 44,035.70 and 11,826.90

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Solution

The fourth proportional to 29,357.51, 44,035.70 and 11,826.90 is: 17,740.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,357.51 : 44,035.70 = 11,826.90 : x
  2. Step 2: Convert to fraction form
    29,357.51/44,035.70 = 11,826.90/x
  3. Step 3: Cross multiply
    29,357.51x = 44,035.70 × 11,826.90
  4. Step 4: Simplify right side
    29,357.51x = 520,805,761.20
  5. Step 5: Solve for x
    x = 520,805,761.20/29,357.51
  6. Step 6: Final answer
    x = 17,740.12

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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.