Home / 26,379.52-39,550.83-13,224.72

Finding the Fourth Proportional to 26,379.52, 39,550.83 and 13,224.72

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Solution

The fourth proportional to 26,379.52, 39,550.83 and 13,224.72 is: 19,827.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,379.52 : 39,550.83 = 13,224.72 : x
  2. Step 2: Convert to fraction form
    26,379.52/39,550.83 = 13,224.72/x
  3. Step 3: Cross multiply
    26,379.52x = 39,550.83 × 13,224.72
  4. Step 4: Simplify right side
    26,379.52x = 523,048,652.52
  5. Step 5: Solve for x
    x = 523,048,652.52/26,379.52
  6. Step 6: Final answer
    x = 19,827.83

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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.