Home / 25,281.96-34,890.66-14,103.96

Finding the Fourth Proportional to 25,281.96, 34,890.66 and 14,103.96

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Solution

The fourth proportional to 25,281.96, 34,890.66 and 14,103.96 is: 19,464.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,281.96 : 34,890.66 = 14,103.96 : x
  2. Step 2: Convert to fraction form
    25,281.96/34,890.66 = 14,103.96/x
  3. Step 3: Cross multiply
    25,281.96x = 34,890.66 × 14,103.96
  4. Step 4: Simplify right side
    25,281.96x = 492,096,473.01
  5. Step 5: Solve for x
    x = 492,096,473.01/25,281.96
  6. Step 6: Final answer
    x = 19,464.33

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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.