Home / 40,252.84-55,556.80-25,707.68

Finding the Fourth Proportional to 40,252.84, 55,556.80 and 25,707.68

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Solution

The fourth proportional to 40,252.84, 55,556.80 and 25,707.68 is: 35,481.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,252.84 : 55,556.80 = 25,707.68 : x
  2. Step 2: Convert to fraction form
    40,252.84/55,556.80 = 25,707.68/x
  3. Step 3: Cross multiply
    40,252.84x = 55,556.80 × 25,707.68
  4. Step 4: Simplify right side
    40,252.84x = 1,428,236,436.22
  5. Step 5: Solve for x
    x = 1,428,236,436.22/40,252.84
  6. Step 6: Final answer
    x = 35,481.63

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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.