Home / 28,824.48-39,779.97-16,081.77

Finding the Fourth Proportional to 28,824.48, 39,779.97 and 16,081.77

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Solution

The fourth proportional to 28,824.48, 39,779.97 and 16,081.77 is: 22,194.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,824.48 : 39,779.97 = 16,081.77 : x
  2. Step 2: Convert to fraction form
    28,824.48/39,779.97 = 16,081.77/x
  3. Step 3: Cross multiply
    28,824.48x = 39,779.97 × 16,081.77
  4. Step 4: Simplify right side
    28,824.48x = 639,732,328.15
  5. Step 5: Solve for x
    x = 639,732,328.15/28,824.48
  6. Step 6: Final answer
    x = 22,194.06

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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.