Home / 42,544.27-63,825.93-12,964.42

Finding the Fourth Proportional to 42,544.27, 63,825.93 and 12,964.42

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Solution

The fourth proportional to 42,544.27, 63,825.93 and 12,964.42 is: 19,449.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,544.27 : 63,825.93 = 12,964.42 : x
  2. Step 2: Convert to fraction form
    42,544.27/63,825.93 = 12,964.42/x
  3. Step 3: Cross multiply
    42,544.27x = 63,825.93 × 12,964.42
  4. Step 4: Simplify right side
    42,544.27x = 827,466,163.41
  5. Step 5: Solve for x
    x = 827,466,163.41/42,544.27
  6. Step 6: Final answer
    x = 19,449.53

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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.