Home / 28,933.38-43,388.73-10,209.42

Finding the Fourth Proportional to 28,933.38, 43,388.73 and 10,209.42

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Solution

The fourth proportional to 28,933.38, 43,388.73 and 10,209.42 is: 15,310.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,933.38 : 43,388.73 = 10,209.42 : x
  2. Step 2: Convert to fraction form
    28,933.38/43,388.73 = 10,209.42/x
  3. Step 3: Cross multiply
    28,933.38x = 43,388.73 × 10,209.42
  4. Step 4: Simplify right side
    28,933.38x = 442,973,767.84
  5. Step 5: Solve for x
    x = 442,973,767.84/28,933.38
  6. Step 6: Final answer
    x = 15,310.13

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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.