Home / 18,246.85-25,177.41-10,289.07

Finding the Fourth Proportional to 18,246.85, 25,177.41 and 10,289.07

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Solution

The fourth proportional to 18,246.85, 25,177.41 and 10,289.07 is: 14,197.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,246.85 : 25,177.41 = 10,289.07 : x
  2. Step 2: Convert to fraction form
    18,246.85/25,177.41 = 10,289.07/x
  3. Step 3: Cross multiply
    18,246.85x = 25,177.41 × 10,289.07
  4. Step 4: Simplify right side
    18,246.85x = 259,052,133.91
  5. Step 5: Solve for x
    x = 259,052,133.91/18,246.85
  6. Step 6: Final answer
    x = 14,197.09

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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.