Home / 39,733.90-59,578.37-13,072.67

Finding the Fourth Proportional to 39,733.90, 59,578.37 and 13,072.67

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Solution

The fourth proportional to 39,733.90, 59,578.37 and 13,072.67 is: 19,601.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,733.90 : 59,578.37 = 13,072.67 : x
  2. Step 2: Convert to fraction form
    39,733.90/59,578.37 = 13,072.67/x
  3. Step 3: Cross multiply
    39,733.90x = 59,578.37 × 13,072.67
  4. Step 4: Simplify right side
    39,733.90x = 778,848,328.36
  5. Step 5: Solve for x
    x = 778,848,328.36/39,733.90
  6. Step 6: Final answer
    x = 19,601.61

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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.