Home / 17,130.29-23,646.33-11,163.42

Finding the Fourth Proportional to 17,130.29, 23,646.33 and 11,163.42

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Solution

The fourth proportional to 17,130.29, 23,646.33 and 11,163.42 is: 15,409.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,130.29 : 23,646.33 = 11,163.42 : x
  2. Step 2: Convert to fraction form
    17,130.29/23,646.33 = 11,163.42/x
  3. Step 3: Cross multiply
    17,130.29x = 23,646.33 × 11,163.42
  4. Step 4: Simplify right side
    17,130.29x = 263,973,913.25
  5. Step 5: Solve for x
    x = 263,973,913.25/17,130.29
  6. Step 6: Final answer
    x = 15,409.78

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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.