Home / 27,910.29-38,516.04-15,163.37

Finding the Fourth Proportional to 27,910.29, 38,516.04 and 15,163.37

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Solution

The fourth proportional to 27,910.29, 38,516.04 and 15,163.37 is: 20,925.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,910.29 : 38,516.04 = 15,163.37 : x
  2. Step 2: Convert to fraction form
    27,910.29/38,516.04 = 15,163.37/x
  3. Step 3: Cross multiply
    27,910.29x = 38,516.04 × 15,163.37
  4. Step 4: Simplify right side
    27,910.29x = 584,032,965.45
  5. Step 5: Solve for x
    x = 584,032,965.45/27,910.29
  6. Step 6: Final answer
    x = 20,925.36

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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.