Home / 11,621.55-17,432.52-6,085.71

Finding the Fourth Proportional to 11,621.55, 17,432.52 and 6,085.71

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Solution

The fourth proportional to 11,621.55, 17,432.52 and 6,085.71 is: 9,128.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,621.55 : 17,432.52 = 6,085.71 : x
  2. Step 2: Convert to fraction form
    11,621.55/17,432.52 = 6,085.71/x
  3. Step 3: Cross multiply
    11,621.55x = 17,432.52 × 6,085.71
  4. Step 4: Simplify right side
    11,621.55x = 106,089,289.82
  5. Step 5: Solve for x
    x = 106,089,289.82/11,621.55
  6. Step 6: Final answer
    x = 9,128.67

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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.