Home / 38,823.63-58,239.09-13,866.33

Finding the Fourth Proportional to 38,823.63, 58,239.09 and 13,866.33

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Solution

The fourth proportional to 38,823.63, 58,239.09 and 13,866.33 is: 20,800.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,823.63 : 58,239.09 = 13,866.33 : x
  2. Step 2: Convert to fraction form
    38,823.63/58,239.09 = 13,866.33/x
  3. Step 3: Cross multiply
    38,823.63x = 58,239.09 × 13,866.33
  4. Step 4: Simplify right side
    38,823.63x = 807,562,440.84
  5. Step 5: Solve for x
    x = 807,562,440.84/38,823.63
  6. Step 6: Final answer
    x = 20,800.80

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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.