Home / 42,481.92-58,616.64-25,716.48

Finding the Fourth Proportional to 42,481.92, 58,616.64 and 25,716.48

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Solution

The fourth proportional to 42,481.92, 58,616.64 and 25,716.48 is: 35,483.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,481.92 : 58,616.64 = 25,716.48 : x
  2. Step 2: Convert to fraction form
    42,481.92/58,616.64 = 25,716.48/x
  3. Step 3: Cross multiply
    42,481.92x = 58,616.64 × 25,716.48
  4. Step 4: Simplify right side
    42,481.92x = 1,507,413,650.23
  5. Step 5: Solve for x
    x = 1,507,413,650.23/42,481.92
  6. Step 6: Final answer
    x = 35,483.65

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1.5x scale

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.