Home / 33,040.16-45,603.84-18,897.44

Finding the Fourth Proportional to 33,040.16, 45,603.84 and 18,897.44

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Solution

The fourth proportional to 33,040.16, 45,603.84 and 18,897.44 is: 26,083.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,040.16 : 45,603.84 = 18,897.44 : x
  2. Step 2: Convert to fraction form
    33,040.16/45,603.84 = 18,897.44/x
  3. Step 3: Cross multiply
    33,040.16x = 45,603.84 × 18,897.44
  4. Step 4: Simplify right side
    33,040.16x = 861,795,830.17
  5. Step 5: Solve for x
    x = 861,795,830.17/33,040.16
  6. Step 6: Final answer
    x = 26,083.28

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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.