Home / 49,548.55-68,357.53-28,316.43

Finding the Fourth Proportional to 49,548.55, 68,357.53 and 28,316.43

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Solution

The fourth proportional to 49,548.55, 68,357.53 and 28,316.43 is: 39,065.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,548.55 : 68,357.53 = 28,316.43 : x
  2. Step 2: Convert to fraction form
    49,548.55/68,357.53 = 28,316.43/x
  3. Step 3: Cross multiply
    49,548.55x = 68,357.53 × 28,316.43
  4. Step 4: Simplify right side
    49,548.55x = 1,935,641,213.22
  5. Step 5: Solve for x
    x = 1,935,641,213.22/49,548.55
  6. Step 6: Final answer
    x = 39,065.55

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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.