Home / 19,617.96-27,075.12-11,660.22

Finding the Fourth Proportional to 19,617.96, 27,075.12 and 11,660.22

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Solution

The fourth proportional to 19,617.96, 27,075.12 and 11,660.22 is: 16,092.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,617.96 : 27,075.12 = 11,660.22 : x
  2. Step 2: Convert to fraction form
    19,617.96/27,075.12 = 11,660.22/x
  3. Step 3: Cross multiply
    19,617.96x = 27,075.12 × 11,660.22
  4. Step 4: Simplify right side
    19,617.96x = 315,701,855.73
  5. Step 5: Solve for x
    x = 315,701,855.73/19,617.96
  6. Step 6: Final answer
    x = 16,092.49

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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.