Home / 27,914.73-38,507.89-17,285.91

Finding the Fourth Proportional to 27,914.73, 38,507.89 and 17,285.91

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Solution

The fourth proportional to 27,914.73, 38,507.89 and 17,285.91 is: 23,845.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,914.73 : 38,507.89 = 17,285.91 : x
  2. Step 2: Convert to fraction form
    27,914.73/38,507.89 = 17,285.91/x
  3. Step 3: Cross multiply
    27,914.73x = 38,507.89 × 17,285.91
  4. Step 4: Simplify right side
    27,914.73x = 665,643,920.83
  5. Step 5: Solve for x
    x = 665,643,920.83/27,914.73
  6. Step 6: Final answer
    x = 23,845.62

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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.