Home / 13,809.63-20,714.10-4,450.29

Finding the Fourth Proportional to 13,809.63, 20,714.10 and 4,450.29

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Solution

The fourth proportional to 13,809.63, 20,714.10 and 4,450.29 is: 6,675.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,809.63 : 20,714.10 = 4,450.29 : x
  2. Step 2: Convert to fraction form
    13,809.63/20,714.10 = 4,450.29/x
  3. Step 3: Cross multiply
    13,809.63x = 20,714.10 × 4,450.29
  4. Step 4: Simplify right side
    13,809.63x = 92,183,752.09
  5. Step 5: Solve for x
    x = 92,183,752.09/13,809.63
  6. Step 6: Final answer
    x = 6,675.32

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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.