Home / 16,779.19-25,168.85-5,092.51

Finding the Fourth Proportional to 16,779.19, 25,168.85 and 5,092.51

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Solution

The fourth proportional to 16,779.19, 25,168.85 and 5,092.51 is: 7,638.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,779.19 : 25,168.85 = 5,092.51 : x
  2. Step 2: Convert to fraction form
    16,779.19/25,168.85 = 5,092.51/x
  3. Step 3: Cross multiply
    16,779.19x = 25,168.85 × 5,092.51
  4. Step 4: Simplify right side
    16,779.19x = 128,172,469.01
  5. Step 5: Solve for x
    x = 128,172,469.01/16,779.19
  6. Step 6: Final answer
    x = 7,638.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.