Home / 45,740.44-68,578.26-17,636.68

Finding the Fourth Proportional to 45,740.44, 68,578.26 and 17,636.68

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Solution

The fourth proportional to 45,740.44, 68,578.26 and 17,636.68 is: 26,442.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,740.44 : 68,578.26 = 17,636.68 : x
  2. Step 2: Convert to fraction form
    45,740.44/68,578.26 = 17,636.68/x
  3. Step 3: Cross multiply
    45,740.44x = 68,578.26 × 17,636.68
  4. Step 4: Simplify right side
    45,740.44x = 1,209,492,826.58
  5. Step 5: Solve for x
    x = 1,209,492,826.58/45,740.44
  6. Step 6: Final answer
    x = 26,442.53

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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.