Home / 18,011.64-27,008.53-6,162.06

Finding the Fourth Proportional to 18,011.64, 27,008.53 and 6,162.06

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Solution

The fourth proportional to 18,011.64, 27,008.53 and 6,162.06 is: 9,240.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,011.64 : 27,008.53 = 6,162.06 : x
  2. Step 2: Convert to fraction form
    18,011.64/27,008.53 = 6,162.06/x
  3. Step 3: Cross multiply
    18,011.64x = 27,008.53 × 6,162.06
  4. Step 4: Simplify right side
    18,011.64x = 166,428,221.60
  5. Step 5: Solve for x
    x = 166,428,221.60/18,011.64
  6. Step 6: Final answer
    x = 9,240.04

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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.