Home / 28,513.38-39,131.28-26,249.82

Finding the Fourth Proportional to 28,513.38, 39,131.28 and 26,249.82

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Solution

The fourth proportional to 28,513.38, 39,131.28 and 26,249.82 is: 36,024.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,513.38 : 39,131.28 = 26,249.82 : x
  2. Step 2: Convert to fraction form
    28,513.38/39,131.28 = 26,249.82/x
  3. Step 3: Cross multiply
    28,513.38x = 39,131.28 × 26,249.82
  4. Step 4: Simplify right side
    28,513.38x = 1,027,189,056.37
  5. Step 5: Solve for x
    x = 1,027,189,056.37/28,513.38
  6. Step 6: Final answer
    x = 36,024.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.