Home / 19,211.85-28,815.35-6,065.55

Finding the Fourth Proportional to 19,211.85, 28,815.35 and 6,065.55

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Solution

The fourth proportional to 19,211.85, 28,815.35 and 6,065.55 is: 9,097.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,211.85 : 28,815.35 = 6,065.55 : x
  2. Step 2: Convert to fraction form
    19,211.85/28,815.35 = 6,065.55/x
  3. Step 3: Cross multiply
    19,211.85x = 28,815.35 × 6,065.55
  4. Step 4: Simplify right side
    19,211.85x = 174,780,915.86
  5. Step 5: Solve for x
    x = 174,780,915.86/19,211.85
  6. Step 6: Final answer
    x = 9,097.56

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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.