Home / 38,440.07-57,669.82-10,738.07

Finding the Fourth Proportional to 38,440.07, 57,669.82 and 10,738.07

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Solution

The fourth proportional to 38,440.07, 57,669.82 and 10,738.07 is: 16,109.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,440.07 : 57,669.82 = 10,738.07 : x
  2. Step 2: Convert to fraction form
    38,440.07/57,669.82 = 10,738.07/x
  3. Step 3: Cross multiply
    38,440.07x = 57,669.82 × 10,738.07
  4. Step 4: Simplify right side
    38,440.07x = 619,262,222.01
  5. Step 5: Solve for x
    x = 619,262,222.01/38,440.07
  6. Step 6: Final answer
    x = 16,109.81

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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.