Home / 37,736.69-56,583.16-12,768.44

Finding the Fourth Proportional to 37,736.69, 56,583.16 and 12,768.44

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Solution

The fourth proportional to 37,736.69, 56,583.16 and 12,768.44 is: 19,145.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,736.69 : 56,583.16 = 12,768.44 : x
  2. Step 2: Convert to fraction form
    37,736.69/56,583.16 = 12,768.44/x
  3. Step 3: Cross multiply
    37,736.69x = 56,583.16 × 12,768.44
  4. Step 4: Simplify right side
    37,736.69x = 722,478,368.63
  5. Step 5: Solve for x
    x = 722,478,368.63/37,736.69
  6. Step 6: Final answer
    x = 19,145.25

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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.