Home / 14,375.68-21,563.52-8,537.20

Finding the Fourth Proportional to 14,375.68, 21,563.52 and 8,537.20

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Solution

The fourth proportional to 14,375.68, 21,563.52 and 8,537.20 is: 12,805.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,375.68 : 21,563.52 = 8,537.20 : x
  2. Step 2: Convert to fraction form
    14,375.68/21,563.52 = 8,537.20/x
  3. Step 3: Cross multiply
    14,375.68x = 21,563.52 × 8,537.20
  4. Step 4: Simplify right side
    14,375.68x = 184,092,082.94
  5. Step 5: Solve for x
    x = 184,092,082.94/14,375.68
  6. Step 6: Final answer
    x = 12,805.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.