Home / 54,022.62-81,033.28-14,038.06

Finding the Fourth Proportional to 54,022.62, 81,033.28 and 14,038.06

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Solution

The fourth proportional to 54,022.62, 81,033.28 and 14,038.06 is: 21,056.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,022.62 : 81,033.28 = 14,038.06 : x
  2. Step 2: Convert to fraction form
    54,022.62/81,033.28 = 14,038.06/x
  3. Step 3: Cross multiply
    54,022.62x = 81,033.28 × 14,038.06
  4. Step 4: Simplify right side
    54,022.62x = 1,137,550,046.64
  5. Step 5: Solve for x
    x = 1,137,550,046.64/54,022.62
  6. Step 6: Final answer
    x = 21,056.92

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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.