Home / 25,638.63-35,359.20-16,682.85

Finding the Fourth Proportional to 25,638.63, 35,359.20 and 16,682.85

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Solution

The fourth proportional to 25,638.63, 35,359.20 and 16,682.85 is: 23,007.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,638.63 : 35,359.20 = 16,682.85 : x
  2. Step 2: Convert to fraction form
    25,638.63/35,359.20 = 16,682.85/x
  3. Step 3: Cross multiply
    25,638.63x = 35,359.20 × 16,682.85
  4. Step 4: Simplify right side
    25,638.63x = 589,892,229.72
  5. Step 5: Solve for x
    x = 589,892,229.72/25,638.63
  6. Step 6: Final answer
    x = 23,007.95

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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.