Home / 27,624.24-38,120.33-16,887.09

Finding the Fourth Proportional to 27,624.24, 38,120.33 and 16,887.09

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Solution

The fourth proportional to 27,624.24, 38,120.33 and 16,887.09 is: 23,303.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,624.24 : 38,120.33 = 16,887.09 : x
  2. Step 2: Convert to fraction form
    27,624.24/38,120.33 = 16,887.09/x
  3. Step 3: Cross multiply
    27,624.24x = 38,120.33 × 16,887.09
  4. Step 4: Simplify right side
    27,624.24x = 643,741,359.10
  5. Step 5: Solve for x
    x = 643,741,359.10/27,624.24
  6. Step 6: Final answer
    x = 23,303.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.