Home / 29,130.08-43,664.82-19,770.86

Finding the Fourth Proportional to 29,130.08, 43,664.82 and 19,770.86

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Solution

The fourth proportional to 29,130.08, 43,664.82 and 19,770.86 is: 29,635.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,130.08 : 43,664.82 = 19,770.86 : x
  2. Step 2: Convert to fraction form
    29,130.08/43,664.82 = 19,770.86/x
  3. Step 3: Cross multiply
    29,130.08x = 43,664.82 × 19,770.86
  4. Step 4: Simplify right side
    29,130.08x = 863,291,043.15
  5. Step 5: Solve for x
    x = 863,291,043.15/29,130.08
  6. Step 6: Final answer
    x = 29,635.73

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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.