Home / 40,469.76-60,705.23-15,511.08

Finding the Fourth Proportional to 40,469.76, 60,705.23 and 15,511.08

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Solution

The fourth proportional to 40,469.76, 60,705.23 and 15,511.08 is: 23,266.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,469.76 : 60,705.23 = 15,511.08 : x
  2. Step 2: Convert to fraction form
    40,469.76/60,705.23 = 15,511.08/x
  3. Step 3: Cross multiply
    40,469.76x = 60,705.23 × 15,511.08
  4. Step 4: Simplify right side
    40,469.76x = 941,603,601.39
  5. Step 5: Solve for x
    x = 941,603,601.39/40,469.76
  6. Step 6: Final answer
    x = 23,266.84

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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.