Home / 38,071.22-56,982.62-34,433.78

Finding the Fourth Proportional to 38,071.22, 56,982.62 and 34,433.78

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Solution

The fourth proportional to 38,071.22, 56,982.62 and 34,433.78 is: 51,538.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,071.22 : 56,982.62 = 34,433.78 : x
  2. Step 2: Convert to fraction form
    38,071.22/56,982.62 = 34,433.78/x
  3. Step 3: Cross multiply
    38,071.22x = 56,982.62 × 34,433.78
  4. Step 4: Simplify right side
    38,071.22x = 1,962,126,802.07
  5. Step 5: Solve for x
    x = 1,962,126,802.07/38,071.22
  6. Step 6: Final answer
    x = 51,538.33

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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.