Home / 15,887.56-23,833.86-5,500.12

Finding the Fourth Proportional to 15,887.56, 23,833.86 and 5,500.12

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Solution

The fourth proportional to 15,887.56, 23,833.86 and 5,500.12 is: 8,251.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,887.56 : 23,833.86 = 5,500.12 : x
  2. Step 2: Convert to fraction form
    15,887.56/23,833.86 = 5,500.12/x
  3. Step 3: Cross multiply
    15,887.56x = 23,833.86 × 5,500.12
  4. Step 4: Simplify right side
    15,887.56x = 131,089,090.06
  5. Step 5: Solve for x
    x = 131,089,090.06/15,887.56
  6. Step 6: Final answer
    x = 8,251.05

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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.