Home / 55,513.46-83,256.31-21,786.32

Finding the Fourth Proportional to 55,513.46, 83,256.31 and 21,786.32

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Solution

The fourth proportional to 55,513.46, 83,256.31 and 21,786.32 is: 32,674.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,513.46 : 83,256.31 = 21,786.32 : x
  2. Step 2: Convert to fraction form
    55,513.46/83,256.31 = 21,786.32/x
  3. Step 3: Cross multiply
    55,513.46x = 83,256.31 × 21,786.32
  4. Step 4: Simplify right side
    55,513.46x = 1,813,848,847.05
  5. Step 5: Solve for x
    x = 1,813,848,847.05/55,513.46
  6. Step 6: Final answer
    x = 32,674.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.