Home / 39,771.86-59,667.92-11,692.91

Finding the Fourth Proportional to 39,771.86, 59,667.92 and 11,692.91

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Solution

The fourth proportional to 39,771.86, 59,667.92 and 11,692.91 is: 17,542.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,771.86 : 59,667.92 = 11,692.91 : x
  2. Step 2: Convert to fraction form
    39,771.86/59,667.92 = 11,692.91/x
  3. Step 3: Cross multiply
    39,771.86x = 59,667.92 × 11,692.91
  4. Step 4: Simplify right side
    39,771.86x = 697,691,261.64
  5. Step 5: Solve for x
    x = 697,691,261.64/39,771.86
  6. Step 6: Final answer
    x = 17,542.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.