Home / 14,271.04-21,408.16-3,882.88

Finding the Fourth Proportional to 14,271.04, 21,408.16 and 3,882.88

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Solution

The fourth proportional to 14,271.04, 21,408.16 and 3,882.88 is: 5,824.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,271.04 : 21,408.16 = 3,882.88 : x
  2. Step 2: Convert to fraction form
    14,271.04/21,408.16 = 3,882.88/x
  3. Step 3: Cross multiply
    14,271.04x = 21,408.16 × 3,882.88
  4. Step 4: Simplify right side
    14,271.04x = 83,125,316.30
  5. Step 5: Solve for x
    x = 83,125,316.30/14,271.04
  6. Step 6: Final answer
    x = 5,824.76

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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.