Home / 27,779.70-41,620.94-23,129.60

Finding the Fourth Proportional to 27,779.70, 41,620.94 and 23,129.60

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Solution

The fourth proportional to 27,779.70, 41,620.94 and 23,129.60 is: 34,653.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,779.70 : 41,620.94 = 23,129.60 : x
  2. Step 2: Convert to fraction form
    27,779.70/41,620.94 = 23,129.60/x
  3. Step 3: Cross multiply
    27,779.70x = 41,620.94 × 23,129.60
  4. Step 4: Simplify right side
    27,779.70x = 962,675,693.82
  5. Step 5: Solve for x
    x = 962,675,693.82/27,779.70
  6. Step 6: Final answer
    x = 34,653.93

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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.