Home / 13,466.30-20,199.06-3,605.58

Finding the Fourth Proportional to 13,466.30, 20,199.06 and 3,605.58

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Solution

The fourth proportional to 13,466.30, 20,199.06 and 3,605.58 is: 5,408.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,466.30 : 20,199.06 = 3,605.58 : x
  2. Step 2: Convert to fraction form
    13,466.30/20,199.06 = 3,605.58/x
  3. Step 3: Cross multiply
    13,466.30x = 20,199.06 × 3,605.58
  4. Step 4: Simplify right side
    13,466.30x = 72,829,326.75
  5. Step 5: Solve for x
    x = 72,829,326.75/13,466.30
  6. Step 6: Final answer
    x = 5,408.27

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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.