Home / 18,624.07-27,936.61-5,476.86

Finding the Fourth Proportional to 18,624.07, 27,936.61 and 5,476.86

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Solution

The fourth proportional to 18,624.07, 27,936.61 and 5,476.86 is: 8,215.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,624.07 : 27,936.61 = 5,476.86 : x
  2. Step 2: Convert to fraction form
    18,624.07/27,936.61 = 5,476.86/x
  3. Step 3: Cross multiply
    18,624.07x = 27,936.61 × 5,476.86
  4. Step 4: Simplify right side
    18,624.07x = 153,004,888.15
  5. Step 5: Solve for x
    x = 153,004,888.15/18,624.07
  6. Step 6: Final answer
    x = 8,215.44

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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.