Home / 14,423.67-19,904.85-8,375.33

Finding the Fourth Proportional to 14,423.67, 19,904.85 and 8,375.33

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Solution

The fourth proportional to 14,423.67, 19,904.85 and 8,375.33 is: 11,558.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,423.67 : 19,904.85 = 8,375.33 : x
  2. Step 2: Convert to fraction form
    14,423.67/19,904.85 = 8,375.33/x
  3. Step 3: Cross multiply
    14,423.67x = 19,904.85 × 8,375.33
  4. Step 4: Simplify right side
    14,423.67x = 166,709,687.35
  5. Step 5: Solve for x
    x = 166,709,687.35/14,423.67
  6. Step 6: Final answer
    x = 11,558.06

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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.