Home / 40,361.92-55,699.73-22,457.68

Finding the Fourth Proportional to 40,361.92, 55,699.73 and 22,457.68

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Solution

The fourth proportional to 40,361.92, 55,699.73 and 22,457.68 is: 30,991.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,361.92 : 55,699.73 = 22,457.68 : x
  2. Step 2: Convert to fraction form
    40,361.92/55,699.73 = 22,457.68/x
  3. Step 3: Cross multiply
    40,361.92x = 55,699.73 × 22,457.68
  4. Step 4: Simplify right side
    40,361.92x = 1,250,886,600.14
  5. Step 5: Solve for x
    x = 1,250,886,600.14/40,361.92
  6. Step 6: Final answer
    x = 30,991.75

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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.