Home / 28,610.88-39,485.44-16,038.06

Finding the Fourth Proportional to 28,610.88, 39,485.44 and 16,038.06

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Solution

The fourth proportional to 28,610.88, 39,485.44 and 16,038.06 is: 22,133.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,610.88 : 39,485.44 = 16,038.06 : x
  2. Step 2: Convert to fraction form
    28,610.88/39,485.44 = 16,038.06/x
  3. Step 3: Cross multiply
    28,610.88x = 39,485.44 × 16,038.06
  4. Step 4: Simplify right side
    28,610.88x = 633,269,855.85
  5. Step 5: Solve for x
    x = 633,269,855.85/28,610.88
  6. Step 6: Final answer
    x = 22,133.88

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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.