Home / 54,719.58-82,030.65-21,463.38

Finding the Fourth Proportional to 54,719.58, 82,030.65 and 21,463.38

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Solution

The fourth proportional to 54,719.58, 82,030.65 and 21,463.38 is: 32,175.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,719.58 : 82,030.65 = 21,463.38 : x
  2. Step 2: Convert to fraction form
    54,719.58/82,030.65 = 21,463.38/x
  3. Step 3: Cross multiply
    54,719.58x = 82,030.65 × 21,463.38
  4. Step 4: Simplify right side
    54,719.58x = 1,760,655,012.60
  5. Step 5: Solve for x
    x = 1,760,655,012.60/54,719.58
  6. Step 6: Final answer
    x = 32,175.96

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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.