Home / 54,238.02-81,367.97-19,202.28

Finding the Fourth Proportional to 54,238.02, 81,367.97 and 19,202.28

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Solution

The fourth proportional to 54,238.02, 81,367.97 and 19,202.28 is: 28,807.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,238.02 : 81,367.97 = 19,202.28 : x
  2. Step 2: Convert to fraction form
    54,238.02/81,367.97 = 19,202.28/x
  3. Step 3: Cross multiply
    54,238.02x = 81,367.97 × 19,202.28
  4. Step 4: Simplify right side
    54,238.02x = 1,562,450,446.96
  5. Step 5: Solve for x
    x = 1,562,450,446.96/54,238.02
  6. Step 6: Final answer
    x = 28,807.29

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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.