Home / 20,652.01-30,936.28-13,614.63

Finding the Fourth Proportional to 20,652.01, 30,936.28 and 13,614.63

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Solution

The fourth proportional to 20,652.01, 30,936.28 and 13,614.63 is: 20,394.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,652.01 : 30,936.28 = 13,614.63 : x
  2. Step 2: Convert to fraction form
    20,652.01/30,936.28 = 13,614.63/x
  3. Step 3: Cross multiply
    20,652.01x = 30,936.28 × 13,614.63
  4. Step 4: Simplify right side
    20,652.01x = 421,186,055.27
  5. Step 5: Solve for x
    x = 421,186,055.27/20,652.01
  6. Step 6: Final answer
    x = 20,394.43

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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.