Home / 25,548.72-38,311.08-10,749.41

Finding the Fourth Proportional to 25,548.72, 38,311.08 and 10,749.41

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Solution

The fourth proportional to 25,548.72, 38,311.08 and 10,749.41 is: 16,119.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,548.72 : 38,311.08 = 10,749.41 : x
  2. Step 2: Convert to fraction form
    25,548.72/38,311.08 = 10,749.41/x
  3. Step 3: Cross multiply
    25,548.72x = 38,311.08 × 10,749.41
  4. Step 4: Simplify right side
    25,548.72x = 411,821,418.26
  5. Step 5: Solve for x
    x = 411,821,418.26/25,548.72
  6. Step 6: Final answer
    x = 16,119.07

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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.