Home / 34,742.07-52,100.33-11,939.45

Finding the Fourth Proportional to 34,742.07, 52,100.33 and 11,939.45

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Solution

The fourth proportional to 34,742.07, 52,100.33 and 11,939.45 is: 17,904.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,742.07 : 52,100.33 = 11,939.45 : x
  2. Step 2: Convert to fraction form
    34,742.07/52,100.33 = 11,939.45/x
  3. Step 3: Cross multiply
    34,742.07x = 52,100.33 × 11,939.45
  4. Step 4: Simplify right side
    34,742.07x = 622,049,054.37
  5. Step 5: Solve for x
    x = 622,049,054.37/34,742.07
  6. Step 6: Final answer
    x = 17,904.78

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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.