Home / 40,160.37-55,418.81-22,254.33

Finding the Fourth Proportional to 40,160.37, 55,418.81 and 22,254.33

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Solution

The fourth proportional to 40,160.37, 55,418.81 and 22,254.33 is: 30,709.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,160.37 : 55,418.81 = 22,254.33 : x
  2. Step 2: Convert to fraction form
    40,160.37/55,418.81 = 22,254.33/x
  3. Step 3: Cross multiply
    40,160.37x = 55,418.81 × 22,254.33
  4. Step 4: Simplify right side
    40,160.37x = 1,233,308,374.68
  5. Step 5: Solve for x
    x = 1,233,308,374.68/40,160.37
  6. Step 6: Final answer
    x = 30,709.59

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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.