Home / 39,311.80-54,246.72-23,393.68

Finding the Fourth Proportional to 39,311.80, 54,246.72 and 23,393.68

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Solution

The fourth proportional to 39,311.80, 54,246.72 and 23,393.68 is: 32,281.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,311.80 : 54,246.72 = 23,393.68 : x
  2. Step 2: Convert to fraction form
    39,311.80/54,246.72 = 23,393.68/x
  3. Step 3: Cross multiply
    39,311.80x = 54,246.72 × 23,393.68
  4. Step 4: Simplify right side
    39,311.80x = 1,269,030,408.73
  5. Step 5: Solve for x
    x = 1,269,030,408.73/39,311.80
  6. Step 6: Final answer
    x = 32,281.16

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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.