Home / 13,889.79-20,849.49-5,996.16

Finding the Fourth Proportional to 13,889.79, 20,849.49 and 5,996.16

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Solution

The fourth proportional to 13,889.79, 20,849.49 and 5,996.16 is: 9,000.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,889.79 : 20,849.49 = 5,996.16 : x
  2. Step 2: Convert to fraction form
    13,889.79/20,849.49 = 5,996.16/x
  3. Step 3: Cross multiply
    13,889.79x = 20,849.49 × 5,996.16
  4. Step 4: Simplify right side
    13,889.79x = 125,016,877.96
  5. Step 5: Solve for x
    x = 125,016,877.96/13,889.79
  6. Step 6: Final answer
    x = 9,000.63

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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.