Home / 37,603.38-51,883.11-21,684.18

Finding the Fourth Proportional to 37,603.38, 51,883.11 and 21,684.18

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Solution

The fourth proportional to 37,603.38, 51,883.11 and 21,684.18 is: 29,918.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,603.38 : 51,883.11 = 21,684.18 : x
  2. Step 2: Convert to fraction form
    37,603.38/51,883.11 = 21,684.18/x
  3. Step 3: Cross multiply
    37,603.38x = 51,883.11 × 21,684.18
  4. Step 4: Simplify right side
    37,603.38x = 1,125,042,696.20
  5. Step 5: Solve for x
    x = 1,125,042,696.20/37,603.38
  6. Step 6: Final answer
    x = 29,918.66

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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.