Home / 35,692.85-49,256.09-19,778.33

Finding the Fourth Proportional to 35,692.85, 49,256.09 and 19,778.33

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Solution

The fourth proportional to 35,692.85, 49,256.09 and 19,778.33 is: 27,294.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,692.85 : 49,256.09 = 19,778.33 : x
  2. Step 2: Convert to fraction form
    35,692.85/49,256.09 = 19,778.33/x
  3. Step 3: Cross multiply
    35,692.85x = 49,256.09 × 19,778.33
  4. Step 4: Simplify right side
    35,692.85x = 974,203,103.64
  5. Step 5: Solve for x
    x = 974,203,103.64/35,692.85
  6. Step 6: Final answer
    x = 27,294.07

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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.