Home / 29,035.86-43,568.40-21,655.14

Finding the Fourth Proportional to 29,035.86, 43,568.40 and 21,655.14

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Solution

The fourth proportional to 29,035.86, 43,568.40 and 21,655.14 is: 32,493.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,035.86 : 43,568.40 = 21,655.14 : x
  2. Step 2: Convert to fraction form
    29,035.86/43,568.40 = 21,655.14/x
  3. Step 3: Cross multiply
    29,035.86x = 43,568.40 × 21,655.14
  4. Step 4: Simplify right side
    29,035.86x = 943,479,801.58
  5. Step 5: Solve for x
    x = 943,479,801.58/29,035.86
  6. Step 6: Final answer
    x = 32,493.61

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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.