Home / 14,659.59-21,938.29-11,996.31

Finding the Fourth Proportional to 14,659.59, 21,938.29 and 11,996.31

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Solution

The fourth proportional to 14,659.59, 21,938.29 and 11,996.31 is: 17,952.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,659.59 : 21,938.29 = 11,996.31 : x
  2. Step 2: Convert to fraction form
    14,659.59/21,938.29 = 11,996.31/x
  3. Step 3: Cross multiply
    14,659.59x = 21,938.29 × 11,996.31
  4. Step 4: Simplify right side
    14,659.59x = 263,178,497.72
  5. Step 5: Solve for x
    x = 263,178,497.72/14,659.59
  6. Step 6: Final answer
    x = 17,952.65

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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.