Home / 18,118.29-25,004.33-10,160.97

Finding the Fourth Proportional to 18,118.29, 25,004.33 and 10,160.97

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Solution

The fourth proportional to 18,118.29, 25,004.33 and 10,160.97 is: 14,022.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,118.29 : 25,004.33 = 10,160.97 : x
  2. Step 2: Convert to fraction form
    18,118.29/25,004.33 = 10,160.97/x
  3. Step 3: Cross multiply
    18,118.29x = 25,004.33 × 10,160.97
  4. Step 4: Simplify right side
    18,118.29x = 254,068,247.00
  5. Step 5: Solve for x
    x = 254,068,247.00/18,118.29
  6. Step 6: Final answer
    x = 14,022.75

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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.