Home / 21,063.39-29,071.17-12,566.04

Finding the Fourth Proportional to 21,063.39, 29,071.17 and 12,566.04

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Solution

The fourth proportional to 21,063.39, 29,071.17 and 12,566.04 is: 17,343.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,063.39 : 29,071.17 = 12,566.04 : x
  2. Step 2: Convert to fraction form
    21,063.39/29,071.17 = 12,566.04/x
  3. Step 3: Cross multiply
    21,063.39x = 29,071.17 × 12,566.04
  4. Step 4: Simplify right side
    21,063.39x = 365,309,485.07
  5. Step 5: Solve for x
    x = 365,309,485.07/21,063.39
  6. Step 6: Final answer
    x = 17,343.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.