Home / 19,636.48-27,089.42-11,674.18

Finding the Fourth Proportional to 19,636.48, 27,089.42 and 11,674.18

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Solution

The fourth proportional to 19,636.48, 27,089.42 and 11,674.18 is: 16,105.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,636.48 : 27,089.42 = 11,674.18 : x
  2. Step 2: Convert to fraction form
    19,636.48/27,089.42 = 11,674.18/x
  3. Step 3: Cross multiply
    19,636.48x = 27,089.42 × 11,674.18
  4. Step 4: Simplify right side
    19,636.48x = 316,246,765.18
  5. Step 5: Solve for x
    x = 316,246,765.18/19,636.48
  6. Step 6: Final answer
    x = 16,105.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.