Home / 21,714.16-32,577.40-11,191.89

Finding the Fourth Proportional to 21,714.16, 32,577.40 and 11,191.89

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Solution

The fourth proportional to 21,714.16, 32,577.40 and 11,191.89 is: 16,791.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,714.16 : 32,577.40 = 11,191.89 : x
  2. Step 2: Convert to fraction form
    21,714.16/32,577.40 = 11,191.89/x
  3. Step 3: Cross multiply
    21,714.16x = 32,577.40 × 11,191.89
  4. Step 4: Simplify right side
    21,714.16x = 364,602,650.55
  5. Step 5: Solve for x
    x = 364,602,650.55/21,714.16
  6. Step 6: Final answer
    x = 16,791.01

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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.