Home / 16,898.94-25,340.13-9,880.74

Finding the Fourth Proportional to 16,898.94, 25,340.13 and 9,880.74

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Solution

The fourth proportional to 16,898.94, 25,340.13 and 9,880.74 is: 14,816.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,898.94 : 25,340.13 = 9,880.74 : x
  2. Step 2: Convert to fraction form
    16,898.94/25,340.13 = 9,880.74/x
  3. Step 3: Cross multiply
    16,898.94x = 25,340.13 × 9,880.74
  4. Step 4: Simplify right side
    16,898.94x = 250,379,236.10
  5. Step 5: Solve for x
    x = 250,379,236.10/16,898.94
  6. Step 6: Final answer
    x = 14,816.27

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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.