Home / 26,739.96-40,123.60-17,861.34

Finding the Fourth Proportional to 26,739.96, 40,123.60 and 17,861.34

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Solution

The fourth proportional to 26,739.96, 40,123.60 and 17,861.34 is: 26,801.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,739.96 : 40,123.60 = 17,861.34 : x
  2. Step 2: Convert to fraction form
    26,739.96/40,123.60 = 17,861.34/x
  3. Step 3: Cross multiply
    26,739.96x = 40,123.60 × 17,861.34
  4. Step 4: Simplify right side
    26,739.96x = 716,661,261.62
  5. Step 5: Solve for x
    x = 716,661,261.62/26,739.96
  6. Step 6: Final answer
    x = 26,801.13

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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.