Home / 14,657.34-21,986.61-4,269.09

Finding the Fourth Proportional to 14,657.34, 21,986.61 and 4,269.09

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Solution

The fourth proportional to 14,657.34, 21,986.61 and 4,269.09 is: 6,403.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,657.34 : 21,986.61 = 4,269.09 : x
  2. Step 2: Convert to fraction form
    14,657.34/21,986.61 = 4,269.09/x
  3. Step 3: Cross multiply
    14,657.34x = 21,986.61 × 4,269.09
  4. Step 4: Simplify right side
    14,657.34x = 93,862,816.88
  5. Step 5: Solve for x
    x = 93,862,816.88/14,657.34
  6. Step 6: Final answer
    x = 6,403.81

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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.