Home / 36,017.12-49,706.37-19,887.54

Finding the Fourth Proportional to 36,017.12, 49,706.37 and 19,887.54

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Solution

The fourth proportional to 36,017.12, 49,706.37 and 19,887.54 is: 27,446.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,017.12 : 49,706.37 = 19,887.54 : x
  2. Step 2: Convert to fraction form
    36,017.12/49,706.37 = 19,887.54/x
  3. Step 3: Cross multiply
    36,017.12x = 49,706.37 × 19,887.54
  4. Step 4: Simplify right side
    36,017.12x = 988,537,235.23
  5. Step 5: Solve for x
    x = 988,537,235.23/36,017.12
  6. Step 6: Final answer
    x = 27,446.31

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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.