Home / 21,714.44-32,590.34-12,373.22

Finding the Fourth Proportional to 21,714.44, 32,590.34 and 12,373.22

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Solution

The fourth proportional to 21,714.44, 32,590.34 and 12,373.22 is: 18,570.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,714.44 : 32,590.34 = 12,373.22 : x
  2. Step 2: Convert to fraction form
    21,714.44/32,590.34 = 12,373.22/x
  3. Step 3: Cross multiply
    21,714.44x = 32,590.34 × 12,373.22
  4. Step 4: Simplify right side
    21,714.44x = 403,247,221.88
  5. Step 5: Solve for x
    x = 403,247,221.88/21,714.44
  6. Step 6: Final answer
    x = 18,570.46

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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.