Home / 36,969.40-51,026.96-21,063.32

Finding the Fourth Proportional to 36,969.40, 51,026.96 and 21,063.32

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Solution

The fourth proportional to 36,969.40, 51,026.96 and 21,063.32 is: 29,072.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,969.40 : 51,026.96 = 21,063.32 : x
  2. Step 2: Convert to fraction form
    36,969.40/51,026.96 = 21,063.32/x
  3. Step 3: Cross multiply
    36,969.40x = 51,026.96 × 21,063.32
  4. Step 4: Simplify right side
    36,969.40x = 1,074,797,187.11
  5. Step 5: Solve for x
    x = 1,074,797,187.11/36,969.40
  6. Step 6: Final answer
    x = 29,072.62

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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.