Home / 19,743.73-27,246.34-11,246.63

Finding the Fourth Proportional to 19,743.73, 27,246.34 and 11,246.63

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Solution

The fourth proportional to 19,743.73, 27,246.34 and 11,246.63 is: 15,520.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,743.73 : 27,246.34 = 11,246.63 : x
  2. Step 2: Convert to fraction form
    19,743.73/27,246.34 = 11,246.63/x
  3. Step 3: Cross multiply
    19,743.73x = 27,246.34 × 11,246.63
  4. Step 4: Simplify right side
    19,743.73x = 306,429,574.83
  5. Step 5: Solve for x
    x = 306,429,574.83/19,743.73
  6. Step 6: Final answer
    x = 15,520.35

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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.