Home / 16,525.94-22,805.86-8,972.30

Finding the Fourth Proportional to 16,525.94, 22,805.86 and 8,972.30

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Solution

The fourth proportional to 16,525.94, 22,805.86 and 8,972.30 is: 12,381.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,525.94 : 22,805.86 = 8,972.30 : x
  2. Step 2: Convert to fraction form
    16,525.94/22,805.86 = 8,972.30/x
  3. Step 3: Cross multiply
    16,525.94x = 22,805.86 × 8,972.30
  4. Step 4: Simplify right side
    16,525.94x = 204,621,017.68
  5. Step 5: Solve for x
    x = 204,621,017.68/16,525.94
  6. Step 6: Final answer
    x = 12,381.81

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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.