Home / 13,327.46-19,991.91-3,466.76

Finding the Fourth Proportional to 13,327.46, 19,991.91 and 3,466.76

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Solution

The fourth proportional to 13,327.46, 19,991.91 and 3,466.76 is: 5,200.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,327.46 : 19,991.91 = 3,466.76 : x
  2. Step 2: Convert to fraction form
    13,327.46/19,991.91 = 3,466.76/x
  3. Step 3: Cross multiply
    13,327.46x = 19,991.91 × 3,466.76
  4. Step 4: Simplify right side
    13,327.46x = 69,307,153.91
  5. Step 5: Solve for x
    x = 69,307,153.91/13,327.46
  6. Step 6: Final answer
    x = 5,200.33

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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.