Home / 18,678.37-25,771.68-10,610.26

Finding the Fourth Proportional to 18,678.37, 25,771.68 and 10,610.26

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Solution

The fourth proportional to 18,678.37, 25,771.68 and 10,610.26 is: 14,639.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,678.37 : 25,771.68 = 10,610.26 : x
  2. Step 2: Convert to fraction form
    18,678.37/25,771.68 = 10,610.26/x
  3. Step 3: Cross multiply
    18,678.37x = 25,771.68 × 10,610.26
  4. Step 4: Simplify right side
    18,678.37x = 273,444,225.44
  5. Step 5: Solve for x
    x = 273,444,225.44/18,678.37
  6. Step 6: Final answer
    x = 14,639.62

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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.