Home / 13,550.10-20,327.06-4,190.94

Finding the Fourth Proportional to 13,550.10, 20,327.06 and 4,190.94

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Solution

The fourth proportional to 13,550.10, 20,327.06 and 4,190.94 is: 6,287.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,550.10 : 20,327.06 = 4,190.94 : x
  2. Step 2: Convert to fraction form
    13,550.10/20,327.06 = 4,190.94/x
  3. Step 3: Cross multiply
    13,550.10x = 20,327.06 × 4,190.94
  4. Step 4: Simplify right side
    13,550.10x = 85,189,448.50
  5. Step 5: Solve for x
    x = 85,189,448.50/13,550.10
  6. Step 6: Final answer
    x = 6,287.00

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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.