Home / 16,426.40-22,668.41-8,872.74

Finding the Fourth Proportional to 16,426.40, 22,668.41 and 8,872.74

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Solution

The fourth proportional to 16,426.40, 22,668.41 and 8,872.74 is: 12,244.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,426.40 : 22,668.41 = 8,872.74 : x
  2. Step 2: Convert to fraction form
    16,426.40/22,668.41 = 8,872.74/x
  3. Step 3: Cross multiply
    16,426.40x = 22,668.41 × 8,872.74
  4. Step 4: Simplify right side
    16,426.40x = 201,130,863.78
  5. Step 5: Solve for x
    x = 201,130,863.78/16,426.40
  6. Step 6: Final answer
    x = 12,244.37

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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.