Home / 13,466.08-20,199.80-4,105.36

Finding the Fourth Proportional to 13,466.08, 20,199.80 and 4,105.36

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Solution

The fourth proportional to 13,466.08, 20,199.80 and 4,105.36 is: 6,158.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,466.08 : 20,199.80 = 4,105.36 : x
  2. Step 2: Convert to fraction form
    13,466.08/20,199.80 = 4,105.36/x
  3. Step 3: Cross multiply
    13,466.08x = 20,199.80 × 4,105.36
  4. Step 4: Simplify right side
    13,466.08x = 82,927,450.93
  5. Step 5: Solve for x
    x = 82,927,450.93/13,466.08
  6. Step 6: Final answer
    x = 6,158.25

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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.