Home / 19,816.44-27,349.47-12,265.19

Finding the Fourth Proportional to 19,816.44, 27,349.47 and 12,265.19

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Solution

The fourth proportional to 19,816.44, 27,349.47 and 12,265.19 is: 16,927.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,816.44 : 27,349.47 = 12,265.19 : x
  2. Step 2: Convert to fraction form
    19,816.44/27,349.47 = 12,265.19/x
  3. Step 3: Cross multiply
    19,816.44x = 27,349.47 × 12,265.19
  4. Step 4: Simplify right side
    19,816.44x = 335,446,309.20
  5. Step 5: Solve for x
    x = 335,446,309.20/19,816.44
  6. Step 6: Final answer
    x = 16,927.68

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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.