Home / 14,102.10-21,151.26-5,335.88

Finding the Fourth Proportional to 14,102.10, 21,151.26 and 5,335.88

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Solution

The fourth proportional to 14,102.10, 21,151.26 and 5,335.88 is: 8,003.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,102.10 : 21,151.26 = 5,335.88 : x
  2. Step 2: Convert to fraction form
    14,102.10/21,151.26 = 5,335.88/x
  3. Step 3: Cross multiply
    14,102.10x = 21,151.26 × 5,335.88
  4. Step 4: Simplify right side
    14,102.10x = 112,860,479.45
  5. Step 5: Solve for x
    x = 112,860,479.45/14,102.10
  6. Step 6: Final answer
    x = 8,003.10

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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.