Home / 20,089.46-27,722.65-11,014.63

Finding the Fourth Proportional to 20,089.46, 27,722.65 and 11,014.63

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Solution

The fourth proportional to 20,089.46, 27,722.65 and 11,014.63 is: 15,199.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,089.46 : 27,722.65 = 11,014.63 : x
  2. Step 2: Convert to fraction form
    20,089.46/27,722.65 = 11,014.63/x
  3. Step 3: Cross multiply
    20,089.46x = 27,722.65 × 11,014.63
  4. Step 4: Simplify right side
    20,089.46x = 305,354,732.37
  5. Step 5: Solve for x
    x = 305,354,732.37/20,089.46
  6. Step 6: Final answer
    x = 15,199.75

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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.