Home / 19,069.72-26,318.79-11,114.44

Finding the Fourth Proportional to 19,069.72, 26,318.79 and 11,114.44

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Solution

The fourth proportional to 19,069.72, 26,318.79 and 11,114.44 is: 15,339.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,069.72 : 26,318.79 = 11,114.44 : x
  2. Step 2: Convert to fraction form
    19,069.72/26,318.79 = 11,114.44/x
  3. Step 3: Cross multiply
    19,069.72x = 26,318.79 × 11,114.44
  4. Step 4: Simplify right side
    19,069.72x = 292,518,612.33
  5. Step 5: Solve for x
    x = 292,518,612.33/19,069.72
  6. Step 6: Final answer
    x = 15,339.43

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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.