Home / 54,038.22-81,022.46-22,470.06

Finding the Fourth Proportional to 54,038.22, 81,022.46 and 22,470.06

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Solution

The fourth proportional to 54,038.22, 81,022.46 and 22,470.06 is: 33,690.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,038.22 : 81,022.46 = 22,470.06 : x
  2. Step 2: Convert to fraction form
    54,038.22/81,022.46 = 22,470.06/x
  3. Step 3: Cross multiply
    54,038.22x = 81,022.46 × 22,470.06
  4. Step 4: Simplify right side
    54,038.22x = 1,820,579,537.55
  5. Step 5: Solve for x
    x = 1,820,579,537.55/54,038.22
  6. Step 6: Final answer
    x = 33,690.59

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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.