Home / 54,768.36-82,152.54-21,504.06

Finding the Fourth Proportional to 54,768.36, 82,152.54 and 21,504.06

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Solution

The fourth proportional to 54,768.36, 82,152.54 and 21,504.06 is: 32,256.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,768.36 : 82,152.54 = 21,504.06 : x
  2. Step 2: Convert to fraction form
    54,768.36/82,152.54 = 21,504.06/x
  3. Step 3: Cross multiply
    54,768.36x = 82,152.54 × 21,504.06
  4. Step 4: Simplify right side
    54,768.36x = 1,766,613,149.31
  5. Step 5: Solve for x
    x = 1,766,613,149.31/54,768.36
  6. Step 6: Final answer
    x = 32,256.09

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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.