Home / 13,584.20-18,693.06-12,016.04

Finding the Fourth Proportional to 13,584.20, 18,693.06 and 12,016.04

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Solution

The fourth proportional to 13,584.20, 18,693.06 and 12,016.04 is: 16,535.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,584.20 : 18,693.06 = 12,016.04 : x
  2. Step 2: Convert to fraction form
    13,584.20/18,693.06 = 12,016.04/x
  3. Step 3: Cross multiply
    13,584.20x = 18,693.06 × 12,016.04
  4. Step 4: Simplify right side
    13,584.20x = 224,616,556.68
  5. Step 5: Solve for x
    x = 224,616,556.68/13,584.20
  6. Step 6: Final answer
    x = 16,535.13

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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.