Home / 18,730.02-28,094.93-7,636.67

Finding the Fourth Proportional to 18,730.02, 28,094.93 and 7,636.67

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Solution

The fourth proportional to 18,730.02, 28,094.93 and 7,636.67 is: 11,454.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,730.02 : 28,094.93 = 7,636.67 : x
  2. Step 2: Convert to fraction form
    18,730.02/28,094.93 = 7,636.67/x
  3. Step 3: Cross multiply
    18,730.02x = 28,094.93 × 7,636.67
  4. Step 4: Simplify right side
    18,730.02x = 214,551,709.08
  5. Step 5: Solve for x
    x = 214,551,709.08/18,730.02
  6. Step 6: Final answer
    x = 11,454.96

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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.