Home / 36,117.07-49,840.60-19,983.96

Finding the Fourth Proportional to 36,117.07, 49,840.60 and 19,983.96

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Solution

The fourth proportional to 36,117.07, 49,840.60 and 19,983.96 is: 27,577.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,117.07 : 49,840.60 = 19,983.96 : x
  2. Step 2: Convert to fraction form
    36,117.07/49,840.60 = 19,983.96/x
  3. Step 3: Cross multiply
    36,117.07x = 49,840.60 × 19,983.96
  4. Step 4: Simplify right side
    36,117.07x = 996,012,556.78
  5. Step 5: Solve for x
    x = 996,012,556.78/36,117.07
  6. Step 6: Final answer
    x = 27,577.34

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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.