Home / 36,996.12-51,042.18-21,069.30

Finding the Fourth Proportional to 36,996.12, 51,042.18 and 21,069.30

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Solution

The fourth proportional to 36,996.12, 51,042.18 and 21,069.30 is: 29,068.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,996.12 : 51,042.18 = 21,069.30 : x
  2. Step 2: Convert to fraction form
    36,996.12/51,042.18 = 21,069.30/x
  3. Step 3: Cross multiply
    36,996.12x = 51,042.18 × 21,069.30
  4. Step 4: Simplify right side
    36,996.12x = 1,075,423,003.07
  5. Step 5: Solve for x
    x = 1,075,423,003.07/36,996.12
  6. Step 6: Final answer
    x = 29,068.53

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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.