Home / 19,183.02-28,778.16-7,495.50

Finding the Fourth Proportional to 19,183.02, 28,778.16 and 7,495.50

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Solution

The fourth proportional to 19,183.02, 28,778.16 and 7,495.50 is: 11,244.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,183.02 : 28,778.16 = 7,495.50 : x
  2. Step 2: Convert to fraction form
    19,183.02/28,778.16 = 7,495.50/x
  3. Step 3: Cross multiply
    19,183.02x = 28,778.16 × 7,495.50
  4. Step 4: Simplify right side
    19,183.02x = 215,706,698.28
  5. Step 5: Solve for x
    x = 215,706,698.28/19,183.02
  6. Step 6: Final answer
    x = 11,244.67

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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.