Home / 39,773.60-54,890.40-26,321.36

Finding the Fourth Proportional to 39,773.60, 54,890.40 and 26,321.36

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Solution

The fourth proportional to 39,773.60, 54,890.40 and 26,321.36 is: 36,325.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,773.60 : 54,890.40 = 26,321.36 : x
  2. Step 2: Convert to fraction form
    39,773.60/54,890.40 = 26,321.36/x
  3. Step 3: Cross multiply
    39,773.60x = 54,890.40 × 26,321.36
  4. Step 4: Simplify right side
    39,773.60x = 1,444,789,978.94
  5. Step 5: Solve for x
    x = 1,444,789,978.94/39,773.60
  6. Step 6: Final answer
    x = 36,325.35

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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.