Home / 54,975.17-82,397.15-30,021.50

Finding the Fourth Proportional to 54,975.17, 82,397.15 and 30,021.50

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Solution

The fourth proportional to 54,975.17, 82,397.15 and 30,021.50 is: 44,996.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,975.17 : 82,397.15 = 30,021.50 : x
  2. Step 2: Convert to fraction form
    54,975.17/82,397.15 = 30,021.50/x
  3. Step 3: Cross multiply
    54,975.17x = 82,397.15 × 30,021.50
  4. Step 4: Simplify right side
    54,975.17x = 2,473,685,888.62
  5. Step 5: Solve for x
    x = 2,473,685,888.62/54,975.17
  6. Step 6: Final answer
    x = 44,996.42

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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.