Home / 19,605.42-27,073.41-12,544.23

Finding the Fourth Proportional to 19,605.42, 27,073.41 and 12,544.23

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Solution

The fourth proportional to 19,605.42, 27,073.41 and 12,544.23 is: 17,322.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,605.42 : 27,073.41 = 12,544.23 : x
  2. Step 2: Convert to fraction form
    19,605.42/27,073.41 = 12,544.23/x
  3. Step 3: Cross multiply
    19,605.42x = 27,073.41 × 12,544.23
  4. Step 4: Simplify right side
    19,605.42x = 339,615,081.92
  5. Step 5: Solve for x
    x = 339,615,081.92/19,605.42
  6. Step 6: Final answer
    x = 17,322.51

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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.