Home / 14,419.49-21,636.92-5,654.48

Finding the Fourth Proportional to 14,419.49, 21,636.92 and 5,654.48

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Solution

The fourth proportional to 14,419.49, 21,636.92 and 5,654.48 is: 8,484.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,419.49 : 21,636.92 = 5,654.48 : x
  2. Step 2: Convert to fraction form
    14,419.49/21,636.92 = 5,654.48/x
  3. Step 3: Cross multiply
    14,419.49x = 21,636.92 × 5,654.48
  4. Step 4: Simplify right side
    14,419.49x = 122,345,437.35
  5. Step 5: Solve for x
    x = 122,345,437.35/14,419.49
  6. Step 6: Final answer
    x = 8,484.73

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1.5x scale

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.