Home / 18,247.93-25,180.26-13,470.41

Finding the Fourth Proportional to 18,247.93, 25,180.26 and 13,470.41

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Solution

The fourth proportional to 18,247.93, 25,180.26 and 13,470.41 is: 18,587.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,247.93 : 25,180.26 = 13,470.41 : x
  2. Step 2: Convert to fraction form
    18,247.93/25,180.26 = 13,470.41/x
  3. Step 3: Cross multiply
    18,247.93x = 25,180.26 × 13,470.41
  4. Step 4: Simplify right side
    18,247.93x = 339,188,358.75
  5. Step 5: Solve for x
    x = 339,188,358.75/18,247.93
  6. Step 6: Final answer
    x = 18,587.78

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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.