Home / 16,063.99-22,167.07-8,989.45

Finding the Fourth Proportional to 16,063.99, 22,167.07 and 8,989.45

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Solution

The fourth proportional to 16,063.99, 22,167.07 and 8,989.45 is: 12,404.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,063.99 : 22,167.07 = 8,989.45 : x
  2. Step 2: Convert to fraction form
    16,063.99/22,167.07 = 8,989.45/x
  3. Step 3: Cross multiply
    16,063.99x = 22,167.07 × 8,989.45
  4. Step 4: Simplify right side
    16,063.99x = 199,269,767.41
  5. Step 5: Solve for x
    x = 199,269,767.41/16,063.99
  6. Step 6: Final answer
    x = 12,404.75

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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.