Home / 19,005.75-26,229.55-11,047.46

Finding the Fourth Proportional to 19,005.75, 26,229.55 and 11,047.46

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Solution

The fourth proportional to 19,005.75, 26,229.55 and 11,047.46 is: 15,246.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,005.75 : 26,229.55 = 11,047.46 : x
  2. Step 2: Convert to fraction form
    19,005.75/26,229.55 = 11,047.46/x
  3. Step 3: Cross multiply
    19,005.75x = 26,229.55 × 11,047.46
  4. Step 4: Simplify right side
    19,005.75x = 289,769,904.44
  5. Step 5: Solve for x
    x = 289,769,904.44/19,005.75
  6. Step 6: Final answer
    x = 15,246.43

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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.