Home / 28,826.93-39,776.59-16,249.25

Finding the Fourth Proportional to 28,826.93, 39,776.59 and 16,249.25

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Solution

The fourth proportional to 28,826.93, 39,776.59 and 16,249.25 is: 22,421.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,826.93 : 39,776.59 = 16,249.25 : x
  2. Step 2: Convert to fraction form
    28,826.93/39,776.59 = 16,249.25/x
  3. Step 3: Cross multiply
    28,826.93x = 39,776.59 × 16,249.25
  4. Step 4: Simplify right side
    28,826.93x = 646,339,755.06
  5. Step 5: Solve for x
    x = 646,339,755.06/28,826.93
  6. Step 6: Final answer
    x = 22,421.39

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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.