Home / 14,375.96-19,834.08-11,718.80

Finding the Fourth Proportional to 14,375.96, 19,834.08 and 11,718.80

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Solution

The fourth proportional to 14,375.96, 19,834.08 and 11,718.80 is: 16,168.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,375.96 : 19,834.08 = 11,718.80 : x
  2. Step 2: Convert to fraction form
    14,375.96/19,834.08 = 11,718.80/x
  3. Step 3: Cross multiply
    14,375.96x = 19,834.08 × 11,718.80
  4. Step 4: Simplify right side
    14,375.96x = 232,431,616.70
  5. Step 5: Solve for x
    x = 232,431,616.70/14,375.96
  6. Step 6: Final answer
    x = 16,168.08

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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.