Home / 13,327.08-19,991.88-3,466.32

Finding the Fourth Proportional to 13,327.08, 19,991.88 and 3,466.32

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Solution

The fourth proportional to 13,327.08, 19,991.88 and 3,466.32 is: 5,199.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,327.08 : 19,991.88 = 3,466.32 : x
  2. Step 2: Convert to fraction form
    13,327.08/19,991.88 = 3,466.32/x
  3. Step 3: Cross multiply
    13,327.08x = 19,991.88 × 3,466.32
  4. Step 4: Simplify right side
    13,327.08x = 69,298,253.48
  5. Step 5: Solve for x
    x = 69,298,253.48/13,327.08
  6. Step 6: Final answer
    x = 5,199.81

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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.