Home / 14,528.33-20,049.75-11,379.05

Finding the Fourth Proportional to 14,528.33, 20,049.75 and 11,379.05

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Solution

The fourth proportional to 14,528.33, 20,049.75 and 11,379.05 is: 15,703.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,528.33 : 20,049.75 = 11,379.05 : x
  2. Step 2: Convert to fraction form
    14,528.33/20,049.75 = 11,379.05/x
  3. Step 3: Cross multiply
    14,528.33x = 20,049.75 × 11,379.05
  4. Step 4: Simplify right side
    14,528.33x = 228,147,007.49
  5. Step 5: Solve for x
    x = 228,147,007.49/14,528.33
  6. Step 6: Final answer
    x = 15,703.60

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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.