Home / 30,057.45-41,470.32-17,310.30

Finding the Fourth Proportional to 30,057.45, 41,470.32 and 17,310.30

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Solution

The fourth proportional to 30,057.45, 41,470.32 and 17,310.30 is: 23,883.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,057.45 : 41,470.32 = 17,310.30 : x
  2. Step 2: Convert to fraction form
    30,057.45/41,470.32 = 17,310.30/x
  3. Step 3: Cross multiply
    30,057.45x = 41,470.32 × 17,310.30
  4. Step 4: Simplify right side
    30,057.45x = 717,863,680.30
  5. Step 5: Solve for x
    x = 717,863,680.30/30,057.45
  6. Step 6: Final answer
    x = 23,883.05

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1.5x scale

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.