Home / 12,352.43-18,530.44-4,030.72

Finding the Fourth Proportional to 12,352.43, 18,530.44 and 4,030.72

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Solution

The fourth proportional to 12,352.43, 18,530.44 and 4,030.72 is: 6,046.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,352.43 : 18,530.44 = 4,030.72 : x
  2. Step 2: Convert to fraction form
    12,352.43/18,530.44 = 4,030.72/x
  3. Step 3: Cross multiply
    12,352.43x = 18,530.44 × 4,030.72
  4. Step 4: Simplify right side
    12,352.43x = 74,690,958.71
  5. Step 5: Solve for x
    x = 74,690,958.71/12,352.43
  6. Step 6: Final answer
    x = 6,046.66

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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.