Home / 55,034.25-82,551.51-19,973.94

Finding the Fourth Proportional to 55,034.25, 82,551.51 and 19,973.94

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Solution

The fourth proportional to 55,034.25, 82,551.51 and 19,973.94 is: 29,960.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,034.25 : 82,551.51 = 19,973.94 : x
  2. Step 2: Convert to fraction form
    55,034.25/82,551.51 = 19,973.94/x
  3. Step 3: Cross multiply
    55,034.25x = 82,551.51 × 19,973.94
  4. Step 4: Simplify right side
    55,034.25x = 1,648,878,907.65
  5. Step 5: Solve for x
    x = 1,648,878,907.65/55,034.25
  6. Step 6: Final answer
    x = 29,960.96

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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.