Home / 13,337.63-19,991.26-4,450.88

Finding the Fourth Proportional to 13,337.63, 19,991.26 and 4,450.88

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Solution

The fourth proportional to 13,337.63, 19,991.26 and 4,450.88 is: 6,671.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,337.63 : 19,991.26 = 4,450.88 : x
  2. Step 2: Convert to fraction form
    13,337.63/19,991.26 = 4,450.88/x
  3. Step 3: Cross multiply
    13,337.63x = 19,991.26 × 4,450.88
  4. Step 4: Simplify right side
    13,337.63x = 88,978,599.35
  5. Step 5: Solve for x
    x = 88,978,599.35/13,337.63
  6. Step 6: Final answer
    x = 6,671.25

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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.