Home / 28,581.00-39,441.79-16,005.75

Finding the Fourth Proportional to 28,581.00, 39,441.79 and 16,005.75

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Solution

The fourth proportional to 28,581.00, 39,441.79 and 16,005.75 is: 22,087.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,581.00 : 39,441.79 = 16,005.75 : x
  2. Step 2: Convert to fraction form
    28,581.00/39,441.79 = 16,005.75/x
  3. Step 3: Cross multiply
    28,581.00x = 39,441.79 × 16,005.75
  4. Step 4: Simplify right side
    28,581.00x = 631,295,434.22
  5. Step 5: Solve for x
    x = 631,295,434.22/28,581.00
  6. Step 6: Final answer
    x = 22,087.94

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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.