Home / 14,175.00-21,255.35-8,253.80

Finding the Fourth Proportional to 14,175.00, 21,255.35 and 8,253.80

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Solution

The fourth proportional to 14,175.00, 21,255.35 and 8,253.80 is: 12,376.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,175.00 : 21,255.35 = 8,253.80 : x
  2. Step 2: Convert to fraction form
    14,175.00/21,255.35 = 8,253.80/x
  3. Step 3: Cross multiply
    14,175.00x = 21,255.35 × 8,253.80
  4. Step 4: Simplify right side
    14,175.00x = 175,437,301.55
  5. Step 5: Solve for x
    x = 175,437,301.55/14,175.00
  6. Step 6: Final answer
    x = 12,376.53

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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.