Home / 28,104.57-38,765.25-17,499.24

Finding the Fourth Proportional to 28,104.57, 38,765.25 and 17,499.24

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Solution

The fourth proportional to 28,104.57, 38,765.25 and 17,499.24 is: 24,137.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,104.57 : 38,765.25 = 17,499.24 : x
  2. Step 2: Convert to fraction form
    28,104.57/38,765.25 = 17,499.24/x
  3. Step 3: Cross multiply
    28,104.57x = 38,765.25 × 17,499.24
  4. Step 4: Simplify right side
    28,104.57x = 678,362,413.41
  5. Step 5: Solve for x
    x = 678,362,413.41/28,104.57
  6. Step 6: Final answer
    x = 24,137.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.