Home / 19,255.55-28,884.35-6,108.95

Finding the Fourth Proportional to 19,255.55, 28,884.35 and 6,108.95

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Solution

The fourth proportional to 19,255.55, 28,884.35 and 6,108.95 is: 9,163.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,255.55 : 28,884.35 = 6,108.95 : x
  2. Step 2: Convert to fraction form
    19,255.55/28,884.35 = 6,108.95/x
  3. Step 3: Cross multiply
    19,255.55x = 28,884.35 × 6,108.95
  4. Step 4: Simplify right side
    19,255.55x = 176,453,049.93
  5. Step 5: Solve for x
    x = 176,453,049.93/19,255.55
  6. Step 6: Final answer
    x = 9,163.75

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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.