Home / 27,914.48-41,875.16-9,189.72

Finding the Fourth Proportional to 27,914.48, 41,875.16 and 9,189.72

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Solution

The fourth proportional to 27,914.48, 41,875.16 and 9,189.72 is: 13,785.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,914.48 : 41,875.16 = 9,189.72 : x
  2. Step 2: Convert to fraction form
    27,914.48/41,875.16 = 9,189.72/x
  3. Step 3: Cross multiply
    27,914.48x = 41,875.16 × 9,189.72
  4. Step 4: Simplify right side
    27,914.48x = 384,820,995.36
  5. Step 5: Solve for x
    x = 384,820,995.36/27,914.48
  6. Step 6: Final answer
    x = 13,785.71

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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.