Home / 18,371.34-27,527.85-13,983.66

Finding the Fourth Proportional to 18,371.34, 27,527.85 and 13,983.66

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Solution

The fourth proportional to 18,371.34, 27,527.85 and 13,983.66 is: 20,953.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,371.34 : 27,527.85 = 13,983.66 : x
  2. Step 2: Convert to fraction form
    18,371.34/27,527.85 = 13,983.66/x
  3. Step 3: Cross multiply
    18,371.34x = 27,527.85 × 13,983.66
  4. Step 4: Simplify right side
    18,371.34x = 384,940,094.93
  5. Step 5: Solve for x
    x = 384,940,094.93/18,371.34
  6. Step 6: Final answer
    x = 20,953.29

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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.