Home / 19,527.08-26,949.30-11,144.84

Finding the Fourth Proportional to 19,527.08, 26,949.30 and 11,144.84

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Solution

The fourth proportional to 19,527.08, 26,949.30 and 11,144.84 is: 15,380.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,527.08 : 26,949.30 = 11,144.84 : x
  2. Step 2: Convert to fraction form
    19,527.08/26,949.30 = 11,144.84/x
  3. Step 3: Cross multiply
    19,527.08x = 26,949.30 × 11,144.84
  4. Step 4: Simplify right side
    19,527.08x = 300,345,636.61
  5. Step 5: Solve for x
    x = 300,345,636.61/19,527.08
  6. Step 6: Final answer
    x = 15,380.98

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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.