Home / 38,936.08-53,689.08-26,338.96

Finding the Fourth Proportional to 38,936.08, 53,689.08 and 26,338.96

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Solution

The fourth proportional to 38,936.08, 53,689.08 and 26,338.96 is: 36,318.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,936.08 : 53,689.08 = 26,338.96 : x
  2. Step 2: Convert to fraction form
    38,936.08/53,689.08 = 26,338.96/x
  3. Step 3: Cross multiply
    38,936.08x = 53,689.08 × 26,338.96
  4. Step 4: Simplify right side
    38,936.08x = 1,414,114,530.56
  5. Step 5: Solve for x
    x = 1,414,114,530.56/38,936.08
  6. Step 6: Final answer
    x = 36,318.87

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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.