Home / 49,889.22-74,845.89-18,301.74

Finding the Fourth Proportional to 49,889.22, 74,845.89 and 18,301.74

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Solution

The fourth proportional to 49,889.22, 74,845.89 and 18,301.74 is: 27,457.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,889.22 : 74,845.89 = 18,301.74 : x
  2. Step 2: Convert to fraction form
    49,889.22/74,845.89 = 18,301.74/x
  3. Step 3: Cross multiply
    49,889.22x = 74,845.89 × 18,301.74
  4. Step 4: Simplify right side
    49,889.22x = 1,369,810,018.85
  5. Step 5: Solve for x
    x = 1,369,810,018.85/49,889.22
  6. Step 6: Final answer
    x = 27,457.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.