Home / 16,963.18-25,423.84-12,299.20

Finding the Fourth Proportional to 16,963.18, 25,423.84 and 12,299.20

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Solution

The fourth proportional to 16,963.18, 25,423.84 and 12,299.20 is: 18,433.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,963.18 : 25,423.84 = 12,299.20 : x
  2. Step 2: Convert to fraction form
    16,963.18/25,423.84 = 12,299.20/x
  3. Step 3: Cross multiply
    16,963.18x = 25,423.84 × 12,299.20
  4. Step 4: Simplify right side
    16,963.18x = 312,692,892.93
  5. Step 5: Solve for x
    x = 312,692,892.93/16,963.18
  6. Step 6: Final answer
    x = 18,433.62

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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.