Home / 45,413.28-67,922.64-26,648.64

Finding the Fourth Proportional to 45,413.28, 67,922.64 and 26,648.64

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Solution

The fourth proportional to 45,413.28, 67,922.64 and 26,648.64 is: 39,857.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,413.28 : 67,922.64 = 26,648.64 : x
  2. Step 2: Convert to fraction form
    45,413.28/67,922.64 = 26,648.64/x
  3. Step 3: Cross multiply
    45,413.28x = 67,922.64 × 26,648.64
  4. Step 4: Simplify right side
    45,413.28x = 1,810,045,981.21
  5. Step 5: Solve for x
    x = 1,810,045,981.21/45,413.28
  6. Step 6: Final answer
    x = 39,857.20

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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.