Home / 14,771.19-22,132.11-10,380.79

Finding the Fourth Proportional to 14,771.19, 22,132.11 and 10,380.79

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Solution

The fourth proportional to 14,771.19, 22,132.11 and 10,380.79 is: 15,553.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,771.19 : 22,132.11 = 10,380.79 : x
  2. Step 2: Convert to fraction form
    14,771.19/22,132.11 = 10,380.79/x
  3. Step 3: Cross multiply
    14,771.19x = 22,132.11 × 10,380.79
  4. Step 4: Simplify right side
    14,771.19x = 229,748,675.51
  5. Step 5: Solve for x
    x = 229,748,675.51/14,771.19
  6. Step 6: Final answer
    x = 15,553.84

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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.