Home / 19,409.22-26,964.36-19,226.70

Finding the Fourth Proportional to 19,409.22, 26,964.36 and 19,226.70

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Solution

The fourth proportional to 19,409.22, 26,964.36 and 19,226.70 is: 26,710.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,409.22 : 26,964.36 = 19,226.70 : x
  2. Step 2: Convert to fraction form
    19,409.22/26,964.36 = 19,226.70/x
  3. Step 3: Cross multiply
    19,409.22x = 26,964.36 × 19,226.70
  4. Step 4: Simplify right side
    19,409.22x = 518,435,660.41
  5. Step 5: Solve for x
    x = 518,435,660.41/19,409.22
  6. Step 6: Final answer
    x = 26,710.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.