Home / 43,558.14-65,337.24-12,393.39

Finding the Fourth Proportional to 43,558.14, 65,337.24 and 12,393.39

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Solution

The fourth proportional to 43,558.14, 65,337.24 and 12,393.39 is: 18,590.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,558.14 : 65,337.24 = 12,393.39 : x
  2. Step 2: Convert to fraction form
    43,558.14/65,337.24 = 12,393.39/x
  3. Step 3: Cross multiply
    43,558.14x = 65,337.24 × 12,393.39
  4. Step 4: Simplify right side
    43,558.14x = 809,749,896.84
  5. Step 5: Solve for x
    x = 809,749,896.84/43,558.14
  6. Step 6: Final answer
    x = 18,590.09

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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.