Home / 25,646.99-38,466.62-8,114.54

Finding the Fourth Proportional to 25,646.99, 38,466.62 and 8,114.54

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Solution

The fourth proportional to 25,646.99, 38,466.62 and 8,114.54 is: 12,170.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,646.99 : 38,466.62 = 8,114.54 : x
  2. Step 2: Convert to fraction form
    25,646.99/38,466.62 = 8,114.54/x
  3. Step 3: Cross multiply
    25,646.99x = 38,466.62 × 8,114.54
  4. Step 4: Simplify right side
    25,646.99x = 312,138,926.65
  5. Step 5: Solve for x
    x = 312,138,926.65/25,646.99
  6. Step 6: Final answer
    x = 12,170.59

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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.