Home / 16,138.12-24,157.26-13,776.52

Finding the Fourth Proportional to 16,138.12, 24,157.26 and 13,776.52

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Solution

The fourth proportional to 16,138.12, 24,157.26 and 13,776.52 is: 20,622.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,138.12 : 24,157.26 = 13,776.52 : x
  2. Step 2: Convert to fraction form
    16,138.12/24,157.26 = 13,776.52/x
  3. Step 3: Cross multiply
    16,138.12x = 24,157.26 × 13,776.52
  4. Step 4: Simplify right side
    16,138.12x = 332,802,975.54
  5. Step 5: Solve for x
    x = 332,802,975.54/16,138.12
  6. Step 6: Final answer
    x = 20,622.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.