Home / 35,603.85-49,131.25-19,687.26

Finding the Fourth Proportional to 35,603.85, 49,131.25 and 19,687.26

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Solution

The fourth proportional to 35,603.85, 49,131.25 and 19,687.26 is: 27,167.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,603.85 : 49,131.25 = 19,687.26 : x
  2. Step 2: Convert to fraction form
    35,603.85/49,131.25 = 19,687.26/x
  3. Step 3: Cross multiply
    35,603.85x = 49,131.25 × 19,687.26
  4. Step 4: Simplify right side
    35,603.85x = 967,259,692.88
  5. Step 5: Solve for x
    x = 967,259,692.88/35,603.85
  6. Step 6: Final answer
    x = 27,167.28

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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.