Home / 54,801.42-82,210.38-19,732.86

Finding the Fourth Proportional to 54,801.42, 82,210.38 and 19,732.86

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Solution

The fourth proportional to 54,801.42, 82,210.38 and 19,732.86 is: 29,602.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,801.42 : 82,210.38 = 19,732.86 : x
  2. Step 2: Convert to fraction form
    54,801.42/82,210.38 = 19,732.86/x
  3. Step 3: Cross multiply
    54,801.42x = 82,210.38 × 19,732.86
  4. Step 4: Simplify right side
    54,801.42x = 1,622,245,919.09
  5. Step 5: Solve for x
    x = 1,622,245,919.09/54,801.42
  6. Step 6: Final answer
    x = 29,602.26

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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.