Home / 28,816.84-39,767.55-16,241.59

Finding the Fourth Proportional to 28,816.84, 39,767.55 and 16,241.59

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Solution

The fourth proportional to 28,816.84, 39,767.55 and 16,241.59 is: 22,413.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,816.84 : 39,767.55 = 16,241.59 : x
  2. Step 2: Convert to fraction form
    28,816.84/39,767.55 = 16,241.59/x
  3. Step 3: Cross multiply
    28,816.84x = 39,767.55 × 16,241.59
  4. Step 4: Simplify right side
    28,816.84x = 645,888,242.40
  5. Step 5: Solve for x
    x = 645,888,242.40/28,816.84
  6. Step 6: Final answer
    x = 22,413.57

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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.