Home / 19,295.70-26,621.10-11,739.62

Finding the Fourth Proportional to 19,295.70, 26,621.10 and 11,739.62

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Solution

The fourth proportional to 19,295.70, 26,621.10 and 11,739.62 is: 16,196.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,295.70 : 26,621.10 = 11,739.62 : x
  2. Step 2: Convert to fraction form
    19,295.70/26,621.10 = 11,739.62/x
  3. Step 3: Cross multiply
    19,295.70x = 26,621.10 × 11,739.62
  4. Step 4: Simplify right side
    19,295.70x = 312,521,464.88
  5. Step 5: Solve for x
    x = 312,521,464.88/19,295.70
  6. Step 6: Final answer
    x = 16,196.43

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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.