Home / 15,779.07-23,669.82-4,092.39

Finding the Fourth Proportional to 15,779.07, 23,669.82 and 4,092.39

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Solution

The fourth proportional to 15,779.07, 23,669.82 and 4,092.39 is: 6,138.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,779.07 : 23,669.82 = 4,092.39 : x
  2. Step 2: Convert to fraction form
    15,779.07/23,669.82 = 4,092.39/x
  3. Step 3: Cross multiply
    15,779.07x = 23,669.82 × 4,092.39
  4. Step 4: Simplify right side
    15,779.07x = 96,866,134.67
  5. Step 5: Solve for x
    x = 96,866,134.67/15,779.07
  6. Step 6: Final answer
    x = 6,138.90

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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.