Home / 39,345.39-59,023.91-14,379.61

Finding the Fourth Proportional to 39,345.39, 59,023.91 and 14,379.61

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Solution

The fourth proportional to 39,345.39, 59,023.91 and 14,379.61 is: 21,571.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,345.39 : 59,023.91 = 14,379.61 : x
  2. Step 2: Convert to fraction form
    39,345.39/59,023.91 = 14,379.61/x
  3. Step 3: Cross multiply
    39,345.39x = 59,023.91 × 14,379.61
  4. Step 4: Simplify right side
    39,345.39x = 848,740,806.48
  5. Step 5: Solve for x
    x = 848,740,806.48/39,345.39
  6. Step 6: Final answer
    x = 21,571.54

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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.