Home / 17,208.08-23,734.12-11,911.76

Finding the Fourth Proportional to 17,208.08, 23,734.12 and 11,911.76

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Solution

The fourth proportional to 17,208.08, 23,734.12 and 11,911.76 is: 16,429.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,208.08 : 23,734.12 = 11,911.76 : x
  2. Step 2: Convert to fraction form
    17,208.08/23,734.12 = 11,911.76/x
  3. Step 3: Cross multiply
    17,208.08x = 23,734.12 × 11,911.76
  4. Step 4: Simplify right side
    17,208.08x = 282,715,141.25
  5. Step 5: Solve for x
    x = 282,715,141.25/17,208.08
  6. Step 6: Final answer
    x = 16,429.21

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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.