Home / 28,499.37-39,329.73-16,563.75

Finding the Fourth Proportional to 28,499.37, 39,329.73 and 16,563.75

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Solution

The fourth proportional to 28,499.37, 39,329.73 and 16,563.75 is: 22,858.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,499.37 : 39,329.73 = 16,563.75 : x
  2. Step 2: Convert to fraction form
    28,499.37/39,329.73 = 16,563.75/x
  3. Step 3: Cross multiply
    28,499.37x = 39,329.73 × 16,563.75
  4. Step 4: Simplify right side
    28,499.37x = 651,447,815.29
  5. Step 5: Solve for x
    x = 651,447,815.29/28,499.37
  6. Step 6: Final answer
    x = 22,858.32

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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.