Home / 43,049.25-64,576.35-15,347.25

Finding the Fourth Proportional to 43,049.25, 64,576.35 and 15,347.25

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Solution

The fourth proportional to 43,049.25, 64,576.35 and 15,347.25 is: 23,021.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,049.25 : 64,576.35 = 15,347.25 : x
  2. Step 2: Convert to fraction form
    43,049.25/64,576.35 = 15,347.25/x
  3. Step 3: Cross multiply
    43,049.25x = 64,576.35 × 15,347.25
  4. Step 4: Simplify right side
    43,049.25x = 991,069,387.54
  5. Step 5: Solve for x
    x = 991,069,387.54/43,049.25
  6. Step 6: Final answer
    x = 23,021.76

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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.