Home / 36,992.88-51,047.54-21,074.40

Finding the Fourth Proportional to 36,992.88, 51,047.54 and 21,074.40

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Solution

The fourth proportional to 36,992.88, 51,047.54 and 21,074.40 is: 29,081.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,992.88 : 51,047.54 = 21,074.40 : x
  2. Step 2: Convert to fraction form
    36,992.88/51,047.54 = 21,074.40/x
  3. Step 3: Cross multiply
    36,992.88x = 51,047.54 × 21,074.40
  4. Step 4: Simplify right side
    36,992.88x = 1,075,796,276.98
  5. Step 5: Solve for x
    x = 1,075,796,276.98/36,992.88
  6. Step 6: Final answer
    x = 29,081.17

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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.