Home / 18,118.26-25,002.83-10,160.33

Finding the Fourth Proportional to 18,118.26, 25,002.83 and 10,160.33

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Solution

The fourth proportional to 18,118.26, 25,002.83 and 10,160.33 is: 14,021.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,118.26 : 25,002.83 = 10,160.33 : x
  2. Step 2: Convert to fraction form
    18,118.26/25,002.83 = 10,160.33/x
  3. Step 3: Cross multiply
    18,118.26x = 25,002.83 × 10,160.33
  4. Step 4: Simplify right side
    18,118.26x = 254,036,827.92
  5. Step 5: Solve for x
    x = 254,036,827.92/18,118.26
  6. Step 6: Final answer
    x = 14,021.04

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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.