Home / 36,928.98-50,967.86-21,018.56

Finding the Fourth Proportional to 36,928.98, 50,967.86 and 21,018.56

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Solution

The fourth proportional to 36,928.98, 50,967.86 and 21,018.56 is: 29,008.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,928.98 : 50,967.86 = 21,018.56 : x
  2. Step 2: Convert to fraction form
    36,928.98/50,967.86 = 21,018.56/x
  3. Step 3: Cross multiply
    36,928.98x = 50,967.86 × 21,018.56
  4. Step 4: Simplify right side
    36,928.98x = 1,071,270,663.55
  5. Step 5: Solve for x
    x = 1,071,270,663.55/36,928.98
  6. Step 6: Final answer
    x = 29,008.94

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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.