Home / 28,647.94-39,537.57-16,074.58

Finding the Fourth Proportional to 28,647.94, 39,537.57 and 16,074.58

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Solution

The fourth proportional to 28,647.94, 39,537.57 and 16,074.58 is: 22,184.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,647.94 : 39,537.57 = 16,074.58 : x
  2. Step 2: Convert to fraction form
    28,647.94/39,537.57 = 16,074.58/x
  3. Step 3: Cross multiply
    28,647.94x = 39,537.57 × 16,074.58
  4. Step 4: Simplify right side
    28,647.94x = 635,549,831.97
  5. Step 5: Solve for x
    x = 635,549,831.97/28,647.94
  6. Step 6: Final answer
    x = 22,184.84

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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.