Home / 16,911.52-23,329.96-11,249.04

Finding the Fourth Proportional to 16,911.52, 23,329.96 and 11,249.04

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Solution

The fourth proportional to 16,911.52, 23,329.96 and 11,249.04 is: 15,518.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,911.52 : 23,329.96 = 11,249.04 : x
  2. Step 2: Convert to fraction form
    16,911.52/23,329.96 = 11,249.04/x
  3. Step 3: Cross multiply
    16,911.52x = 23,329.96 × 11,249.04
  4. Step 4: Simplify right side
    16,911.52x = 262,439,653.24
  5. Step 5: Solve for x
    x = 262,439,653.24/16,911.52
  6. Step 6: Final answer
    x = 15,518.40

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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.