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Finding the Fourth Proportional to 40,570.09, 60,707.11 and 23,938.09

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Solution

The fourth proportional to 40,570.09, 60,707.11 and 23,938.09 is: 35,819.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,570.09 : 60,707.11 = 23,938.09 : x
  2. Step 2: Convert to fraction form
    40,570.09/60,707.11 = 23,938.09/x
  3. Step 3: Cross multiply
    40,570.09x = 60,707.11 × 23,938.09
  4. Step 4: Simplify right side
    40,570.09x = 1,453,212,262.82
  5. Step 5: Solve for x
    x = 1,453,212,262.82/40,570.09
  6. Step 6: Final answer
    x = 35,819.79

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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.