Home / 29,149.60-40,205.14-19,061.86

Finding the Fourth Proportional to 29,149.60, 40,205.14 and 19,061.86

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Solution

The fourth proportional to 29,149.60, 40,205.14 and 19,061.86 is: 26,291.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,149.60 : 40,205.14 = 19,061.86 : x
  2. Step 2: Convert to fraction form
    29,149.60/40,205.14 = 19,061.86/x
  3. Step 3: Cross multiply
    29,149.60x = 40,205.14 × 19,061.86
  4. Step 4: Simplify right side
    29,149.60x = 766,384,749.96
  5. Step 5: Solve for x
    x = 766,384,749.96/29,149.60
  6. Step 6: Final answer
    x = 26,291.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.