Home / 55,238.12-82,845.58-17,801.56

Finding the Fourth Proportional to 55,238.12, 82,845.58 and 17,801.56

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Solution

The fourth proportional to 55,238.12, 82,845.58 and 17,801.56 is: 26,698.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,238.12 : 82,845.58 = 17,801.56 : x
  2. Step 2: Convert to fraction form
    55,238.12/82,845.58 = 17,801.56/x
  3. Step 3: Cross multiply
    55,238.12x = 82,845.58 × 17,801.56
  4. Step 4: Simplify right side
    55,238.12x = 1,474,780,563.10
  5. Step 5: Solve for x
    x = 1,474,780,563.10/55,238.12
  6. Step 6: Final answer
    x = 26,698.60

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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.