Home / 13,714.08-20,450.70-13,589.34

Finding the Fourth Proportional to 13,714.08, 20,450.70 and 13,589.34

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Solution

The fourth proportional to 13,714.08, 20,450.70 and 13,589.34 is: 20,264.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,714.08 : 20,450.70 = 13,589.34 : x
  2. Step 2: Convert to fraction form
    13,714.08/20,450.70 = 13,589.34/x
  3. Step 3: Cross multiply
    13,714.08x = 20,450.70 × 13,589.34
  4. Step 4: Simplify right side
    13,714.08x = 277,911,515.54
  5. Step 5: Solve for x
    x = 277,911,515.54/13,714.08
  6. Step 6: Final answer
    x = 20,264.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.