Home / 39,683.14-54,765.16-26,231.06

Finding the Fourth Proportional to 39,683.14, 54,765.16 and 26,231.06

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Solution

The fourth proportional to 39,683.14, 54,765.16 and 26,231.06 is: 36,200.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,683.14 : 54,765.16 = 26,231.06 : x
  2. Step 2: Convert to fraction form
    39,683.14/54,765.16 = 26,231.06/x
  3. Step 3: Cross multiply
    39,683.14x = 54,765.16 × 26,231.06
  4. Step 4: Simplify right side
    39,683.14x = 1,436,548,197.87
  5. Step 5: Solve for x
    x = 1,436,548,197.87/39,683.14
  6. Step 6: Final answer
    x = 36,200.47

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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.