Home / 28,826.03-39,779.25-16,079.01

Finding the Fourth Proportional to 28,826.03, 39,779.25 and 16,079.01

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Solution

The fourth proportional to 28,826.03, 39,779.25 and 16,079.01 is: 22,188.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,826.03 : 39,779.25 = 16,079.01 : x
  2. Step 2: Convert to fraction form
    28,826.03/39,779.25 = 16,079.01/x
  3. Step 3: Cross multiply
    28,826.03x = 39,779.25 × 16,079.01
  4. Step 4: Simplify right side
    28,826.03x = 639,610,839.52
  5. Step 5: Solve for x
    x = 639,610,839.52/28,826.03
  6. Step 6: Final answer
    x = 22,188.66

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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.