Home / 16,525.45-22,805.22-8,971.91

Finding the Fourth Proportional to 16,525.45, 22,805.22 and 8,971.91

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Solution

The fourth proportional to 16,525.45, 22,805.22 and 8,971.91 is: 12,381.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,525.45 : 22,805.22 = 8,971.91 : x
  2. Step 2: Convert to fraction form
    16,525.45/22,805.22 = 8,971.91/x
  3. Step 3: Cross multiply
    16,525.45x = 22,805.22 × 8,971.91
  4. Step 4: Simplify right side
    16,525.45x = 204,606,381.37
  5. Step 5: Solve for x
    x = 204,606,381.37/16,525.45
  6. Step 6: Final answer
    x = 12,381.29

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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.