Home / 16,450.43-22,701.85-9,376.70

Finding the Fourth Proportional to 16,450.43, 22,701.85 and 9,376.70

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Solution

The fourth proportional to 16,450.43, 22,701.85 and 9,376.70 is: 12,939.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,450.43 : 22,701.85 = 9,376.70 : x
  2. Step 2: Convert to fraction form
    16,450.43/22,701.85 = 9,376.70/x
  3. Step 3: Cross multiply
    16,450.43x = 22,701.85 × 9,376.70
  4. Step 4: Simplify right side
    16,450.43x = 212,868,299.94
  5. Step 5: Solve for x
    x = 212,868,299.94/16,450.43
  6. Step 6: Final answer
    x = 12,939.99

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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.