Home / 45,074.52-67,615.63-11,794.56

Finding the Fourth Proportional to 45,074.52, 67,615.63 and 11,794.56

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Solution

The fourth proportional to 45,074.52, 67,615.63 and 11,794.56 is: 17,692.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,074.52 : 67,615.63 = 11,794.56 : x
  2. Step 2: Convert to fraction form
    45,074.52/67,615.63 = 11,794.56/x
  3. Step 3: Cross multiply
    45,074.52x = 67,615.63 × 11,794.56
  4. Step 4: Simplify right side
    45,074.52x = 797,496,641.83
  5. Step 5: Solve for x
    x = 797,496,641.83/45,074.52
  6. Step 6: Final answer
    x = 17,692.85

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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.