Home / 28,933.38-43,355.41-19,536.57

Finding the Fourth Proportional to 28,933.38, 43,355.41 and 19,536.57

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Solution

The fourth proportional to 28,933.38, 43,355.41 and 19,536.57 is: 29,274.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,933.38 : 43,355.41 = 19,536.57 : x
  2. Step 2: Convert to fraction form
    28,933.38/43,355.41 = 19,536.57/x
  3. Step 3: Cross multiply
    28,933.38x = 43,355.41 × 19,536.57
  4. Step 4: Simplify right side
    28,933.38x = 847,016,002.34
  5. Step 5: Solve for x
    x = 847,016,002.34/28,933.38
  6. Step 6: Final answer
    x = 29,274.70

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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.