Home / 14,206.05-19,622.79-11,527.20

Finding the Fourth Proportional to 14,206.05, 19,622.79 and 11,527.20

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Solution

The fourth proportional to 14,206.05, 19,622.79 and 11,527.20 is: 15,922.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,206.05 : 19,622.79 = 11,527.20 : x
  2. Step 2: Convert to fraction form
    14,206.05/19,622.79 = 11,527.20/x
  3. Step 3: Cross multiply
    14,206.05x = 19,622.79 × 11,527.20
  4. Step 4: Simplify right side
    14,206.05x = 226,195,824.89
  5. Step 5: Solve for x
    x = 226,195,824.89/14,206.05
  6. Step 6: Final answer
    x = 15,922.50

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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.