Home / 49,531.22-74,296.57-12,091.49

Finding the Fourth Proportional to 49,531.22, 74,296.57 and 12,091.49

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Solution

The fourth proportional to 49,531.22, 74,296.57 and 12,091.49 is: 18,137.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,531.22 : 74,296.57 = 12,091.49 : x
  2. Step 2: Convert to fraction form
    49,531.22/74,296.57 = 12,091.49/x
  3. Step 3: Cross multiply
    49,531.22x = 74,296.57 × 12,091.49
  4. Step 4: Simplify right side
    49,531.22x = 898,356,047.45
  5. Step 5: Solve for x
    x = 898,356,047.45/49,531.22
  6. Step 6: Final answer
    x = 18,137.17

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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.