Home / 20,059.45-27,682.90-11,106.95

Finding the Fourth Proportional to 20,059.45, 27,682.90 and 11,106.95

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Solution

The fourth proportional to 20,059.45, 27,682.90 and 11,106.95 is: 15,328.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,059.45 : 27,682.90 = 11,106.95 : x
  2. Step 2: Convert to fraction form
    20,059.45/27,682.90 = 11,106.95/x
  3. Step 3: Cross multiply
    20,059.45x = 27,682.90 × 11,106.95
  4. Step 4: Simplify right side
    20,059.45x = 307,472,586.16
  5. Step 5: Solve for x
    x = 307,472,586.16/20,059.45
  6. Step 6: Final answer
    x = 15,328.07

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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.