Home / 28,633.08-39,511.65-16,534.05

Finding the Fourth Proportional to 28,633.08, 39,511.65 and 16,534.05

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Solution

The fourth proportional to 28,633.08, 39,511.65 and 16,534.05 is: 22,815.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,633.08 : 39,511.65 = 16,534.05 : x
  2. Step 2: Convert to fraction form
    28,633.08/39,511.65 = 16,534.05/x
  3. Step 3: Cross multiply
    28,633.08x = 39,511.65 × 16,534.05
  4. Step 4: Simplify right side
    28,633.08x = 653,287,596.68
  5. Step 5: Solve for x
    x = 653,287,596.68/28,633.08
  6. Step 6: Final answer
    x = 22,815.83

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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.