Home / 14,251.24-21,376.38-6,454.60

Finding the Fourth Proportional to 14,251.24, 21,376.38 and 6,454.60

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Solution

The fourth proportional to 14,251.24, 21,376.38 and 6,454.60 is: 9,681.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,251.24 : 21,376.38 = 6,454.60 : x
  2. Step 2: Convert to fraction form
    14,251.24/21,376.38 = 6,454.60/x
  3. Step 3: Cross multiply
    14,251.24x = 21,376.38 × 6,454.60
  4. Step 4: Simplify right side
    14,251.24x = 137,975,982.35
  5. Step 5: Solve for x
    x = 137,975,982.35/14,251.24
  6. Step 6: Final answer
    x = 9,681.68

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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.