Home / 39,072.54-53,921.09-23,956.43

Finding the Fourth Proportional to 39,072.54, 53,921.09 and 23,956.43

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Solution

The fourth proportional to 39,072.54, 53,921.09 and 23,956.43 is: 33,060.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,072.54 : 53,921.09 = 23,956.43 : x
  2. Step 2: Convert to fraction form
    39,072.54/53,921.09 = 23,956.43/x
  3. Step 3: Cross multiply
    39,072.54x = 53,921.09 × 23,956.43
  4. Step 4: Simplify right side
    39,072.54x = 1,291,756,428.72
  5. Step 5: Solve for x
    x = 1,291,756,428.72/39,072.54
  6. Step 6: Final answer
    x = 33,060.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.