Home / 17,933.42-24,733.39-15,918.31

Finding the Fourth Proportional to 17,933.42, 24,733.39 and 15,918.31

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Solution

The fourth proportional to 17,933.42, 24,733.39 and 15,918.31 is: 21,954.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,933.42 : 24,733.39 = 15,918.31 : x
  2. Step 2: Convert to fraction form
    17,933.42/24,733.39 = 15,918.31/x
  3. Step 3: Cross multiply
    17,933.42x = 24,733.39 × 15,918.31
  4. Step 4: Simplify right side
    17,933.42x = 393,713,769.37
  5. Step 5: Solve for x
    x = 393,713,769.37/17,933.42
  6. Step 6: Final answer
    x = 21,954.19

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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.