Home / 26,939.57-37,174.08-15,609.50

Finding the Fourth Proportional to 26,939.57, 37,174.08 and 15,609.50

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Solution

The fourth proportional to 26,939.57, 37,174.08 and 15,609.50 is: 21,539.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,939.57 : 37,174.08 = 15,609.50 : x
  2. Step 2: Convert to fraction form
    26,939.57/37,174.08 = 15,609.50/x
  3. Step 3: Cross multiply
    26,939.57x = 37,174.08 × 15,609.50
  4. Step 4: Simplify right side
    26,939.57x = 580,268,615.89
  5. Step 5: Solve for x
    x = 580,268,615.89/26,939.57
  6. Step 6: Final answer
    x = 21,539.64

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1.5x scale

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.