Home / 19,895.08-27,455.88-10,942.96

Finding the Fourth Proportional to 19,895.08, 27,455.88 and 10,942.96

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Solution

The fourth proportional to 19,895.08, 27,455.88 and 10,942.96 is: 15,101.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,895.08 : 27,455.88 = 10,942.96 : x
  2. Step 2: Convert to fraction form
    19,895.08/27,455.88 = 10,942.96/x
  3. Step 3: Cross multiply
    19,895.08x = 27,455.88 × 10,942.96
  4. Step 4: Simplify right side
    19,895.08x = 300,448,596.60
  5. Step 5: Solve for x
    x = 300,448,596.60/19,895.08
  6. Step 6: Final answer
    x = 15,101.65

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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.