Home / 54,814.58-75,644.09-30,941.46

Finding the Fourth Proportional to 54,814.58, 75,644.09 and 30,941.46

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Solution

The fourth proportional to 54,814.58, 75,644.09 and 30,941.46 is: 42,699.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,814.58 : 75,644.09 = 30,941.46 : x
  2. Step 2: Convert to fraction form
    54,814.58/75,644.09 = 30,941.46/x
  3. Step 3: Cross multiply
    54,814.58x = 75,644.09 × 30,941.46
  4. Step 4: Simplify right side
    54,814.58x = 2,340,538,584.97
  5. Step 5: Solve for x
    x = 2,340,538,584.97/54,814.58
  6. Step 6: Final answer
    x = 42,699.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.