Home / 13,896.77-20,837.99-4,530.77

Finding the Fourth Proportional to 13,896.77, 20,837.99 and 4,530.77

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Solution

The fourth proportional to 13,896.77, 20,837.99 and 4,530.77 is: 6,793.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,896.77 : 20,837.99 = 4,530.77 : x
  2. Step 2: Convert to fraction form
    13,896.77/20,837.99 = 4,530.77/x
  3. Step 3: Cross multiply
    13,896.77x = 20,837.99 × 4,530.77
  4. Step 4: Simplify right side
    13,896.77x = 94,412,125.23
  5. Step 5: Solve for x
    x = 94,412,125.23/13,896.77
  6. Step 6: Final answer
    x = 6,793.82

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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.