Home / 18,997.93-28,500.09-5,850.01

Finding the Fourth Proportional to 18,997.93, 28,500.09 and 5,850.01

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Solution

The fourth proportional to 18,997.93, 28,500.09 and 5,850.01 is: 8,776.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,997.93 : 28,500.09 = 5,850.01 : x
  2. Step 2: Convert to fraction form
    18,997.93/28,500.09 = 5,850.01/x
  3. Step 3: Cross multiply
    18,997.93x = 28,500.09 × 5,850.01
  4. Step 4: Simplify right side
    18,997.93x = 166,725,811.50
  5. Step 5: Solve for x
    x = 166,725,811.50/18,997.93
  6. Step 6: Final answer
    x = 8,776.00

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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.