Home / 19,675.24-27,153.14-11,177.26

Finding the Fourth Proportional to 19,675.24, 27,153.14 and 11,177.26

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Solution

The fourth proportional to 19,675.24, 27,153.14 and 11,177.26 is: 15,425.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,675.24 : 27,153.14 = 11,177.26 : x
  2. Step 2: Convert to fraction form
    19,675.24/27,153.14 = 11,177.26/x
  3. Step 3: Cross multiply
    19,675.24x = 27,153.14 × 11,177.26
  4. Step 4: Simplify right side
    19,675.24x = 303,497,705.60
  5. Step 5: Solve for x
    x = 303,497,705.60/19,675.24
  6. Step 6: Final answer
    x = 15,425.36

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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.