Home / 20,667.02-30,999.44-5,873.99

Finding the Fourth Proportional to 20,667.02, 30,999.44 and 5,873.99

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Solution

The fourth proportional to 20,667.02, 30,999.44 and 5,873.99 is: 8,810.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,667.02 : 30,999.44 = 5,873.99 : x
  2. Step 2: Convert to fraction form
    20,667.02/30,999.44 = 5,873.99/x
  3. Step 3: Cross multiply
    20,667.02x = 30,999.44 × 5,873.99
  4. Step 4: Simplify right side
    20,667.02x = 182,090,260.25
  5. Step 5: Solve for x
    x = 182,090,260.25/20,667.02
  6. Step 6: Final answer
    x = 8,810.67

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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.