Home / 23,376.20-35,078.35-8,382.15

Finding the Fourth Proportional to 23,376.20, 35,078.35 and 8,382.15

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Solution

The fourth proportional to 23,376.20, 35,078.35 and 8,382.15 is: 12,578.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,376.20 : 35,078.35 = 8,382.15 : x
  2. Step 2: Convert to fraction form
    23,376.20/35,078.35 = 8,382.15/x
  3. Step 3: Cross multiply
    23,376.20x = 35,078.35 × 8,382.15
  4. Step 4: Simplify right side
    23,376.20x = 294,031,991.45
  5. Step 5: Solve for x
    x = 294,031,991.45/23,376.20
  6. Step 6: Final answer
    x = 12,578.26

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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.