Home / 26,218.08-36,205-16,661.12

Finding the Fourth Proportional to 26,218.08, 36,205 and 16,661.12

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Solution

The fourth proportional to 26,218.08, 36,205 and 16,661.12 is: 23,007.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,218.08 : 36,205 = 16,661.12 : x
  2. Step 2: Convert to fraction form
    26,218.08/36,205 = 16,661.12/x
  3. Step 3: Cross multiply
    26,218.08x = 36,205 × 16,661.12
  4. Step 4: Simplify right side
    26,218.08x = 603,215,849.60
  5. Step 5: Solve for x
    x = 603,215,849.60/26,218.08
  6. Step 6: Final answer
    x = 23,007.63

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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.