Home / 30,367.90-45,481.38-29,316.66

Finding the Fourth Proportional to 30,367.90, 45,481.38 and 29,316.66

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Solution

The fourth proportional to 30,367.90, 45,481.38 and 29,316.66 is: 43,906.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,367.90 : 45,481.38 = 29,316.66 : x
  2. Step 2: Convert to fraction form
    30,367.90/45,481.38 = 29,316.66/x
  3. Step 3: Cross multiply
    30,367.90x = 45,481.38 × 29,316.66
  4. Step 4: Simplify right side
    30,367.90x = 1,333,362,153.79
  5. Step 5: Solve for x
    x = 1,333,362,153.79/30,367.90
  6. Step 6: Final answer
    x = 43,906.96

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1.5x scale

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.