Home / 54,852.02-82,278.02-19,791.66

Finding the Fourth Proportional to 54,852.02, 82,278.02 and 19,791.66

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Solution

The fourth proportional to 54,852.02, 82,278.02 and 19,791.66 is: 29,687.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,852.02 : 82,278.02 = 19,791.66 : x
  2. Step 2: Convert to fraction form
    54,852.02/82,278.02 = 19,791.66/x
  3. Step 3: Cross multiply
    54,852.02x = 82,278.02 × 19,791.66
  4. Step 4: Simplify right side
    54,852.02x = 1,628,418,597.31
  5. Step 5: Solve for x
    x = 1,628,418,597.31/54,852.02
  6. Step 6: Final answer
    x = 29,687.49

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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.