Home / 27,603.79-38,093.24-15,504.29

Finding the Fourth Proportional to 27,603.79, 38,093.24 and 15,504.29

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Solution

The fourth proportional to 27,603.79, 38,093.24 and 15,504.29 is: 21,395.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,603.79 : 38,093.24 = 15,504.29 : x
  2. Step 2: Convert to fraction form
    27,603.79/38,093.24 = 15,504.29/x
  3. Step 3: Cross multiply
    27,603.79x = 38,093.24 × 15,504.29
  4. Step 4: Simplify right side
    27,603.79x = 590,608,845.42
  5. Step 5: Solve for x
    x = 590,608,845.42/27,603.79
  6. Step 6: Final answer
    x = 21,395.93

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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.