Home / 54,635.03-81,958.89-19,085.35

Finding the Fourth Proportional to 54,635.03, 81,958.89 and 19,085.35

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Solution

The fourth proportional to 54,635.03, 81,958.89 and 19,085.35 is: 28,630.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,635.03 : 81,958.89 = 19,085.35 : x
  2. Step 2: Convert to fraction form
    54,635.03/81,958.89 = 19,085.35/x
  3. Step 3: Cross multiply
    54,635.03x = 81,958.89 × 19,085.35
  4. Step 4: Simplify right side
    54,635.03x = 1,564,214,101.26
  5. Step 5: Solve for x
    x = 1,564,214,101.26/54,635.03
  6. Step 6: Final answer
    x = 28,630.24

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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.