Home / 51,464.27-77,205.60-18,203.64

Finding the Fourth Proportional to 51,464.27, 77,205.60 and 18,203.64

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Solution

The fourth proportional to 51,464.27, 77,205.60 and 18,203.64 is: 27,308.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,464.27 : 77,205.60 = 18,203.64 : x
  2. Step 2: Convert to fraction form
    51,464.27/77,205.60 = 18,203.64/x
  3. Step 3: Cross multiply
    51,464.27x = 77,205.60 × 18,203.64
  4. Step 4: Simplify right side
    51,464.27x = 1,405,422,948.38
  5. Step 5: Solve for x
    x = 1,405,422,948.38/51,464.27
  6. Step 6: Final answer
    x = 27,308.72

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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.