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Finding the Fourth Proportional to 54,805.44, 82,210.54 and 17,368.27

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Solution

The fourth proportional to 54,805.44, 82,210.54 and 17,368.27 is: 26,053.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,805.44 : 82,210.54 = 17,368.27 : x
  2. Step 2: Convert to fraction form
    54,805.44/82,210.54 = 17,368.27/x
  3. Step 3: Cross multiply
    54,805.44x = 82,210.54 × 17,368.27
  4. Step 4: Simplify right side
    54,805.44x = 1,427,854,855.57
  5. Step 5: Solve for x
    x = 1,427,854,855.57/54,805.44
  6. Step 6: Final answer
    x = 26,053.16

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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.