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Finding the Fourth Proportional to 39,746.92, 54,835.02 and 25,608

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Solution

The fourth proportional to 39,746.92, 54,835.02 and 25,608 is: 35,328.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,746.92 : 54,835.02 = 25,608 : x
  2. Step 2: Convert to fraction form
    39,746.92/54,835.02 = 25,608/x
  3. Step 3: Cross multiply
    39,746.92x = 54,835.02 × 25,608
  4. Step 4: Simplify right side
    39,746.92x = 1,404,215,192.16
  5. Step 5: Solve for x
    x = 1,404,215,192.16/39,746.92
  6. Step 6: Final answer
    x = 35,328.91

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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.