Home / 18,133.32-27,165.24-13,967.04

Finding the Fourth Proportional to 18,133.32, 27,165.24 and 13,967.04

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Solution

The fourth proportional to 18,133.32, 27,165.24 and 13,967.04 is: 20,923.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,133.32 : 27,165.24 = 13,967.04 : x
  2. Step 2: Convert to fraction form
    18,133.32/27,165.24 = 13,967.04/x
  3. Step 3: Cross multiply
    18,133.32x = 27,165.24 × 13,967.04
  4. Step 4: Simplify right side
    18,133.32x = 379,417,993.69
  5. Step 5: Solve for x
    x = 379,417,993.69/18,133.32
  6. Step 6: Final answer
    x = 20,923.80

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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.