Home / 36,805.12-55,209.44-10,513.68

Finding the Fourth Proportional to 36,805.12, 55,209.44 and 10,513.68

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Solution

The fourth proportional to 36,805.12, 55,209.44 and 10,513.68 is: 15,771.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,805.12 : 55,209.44 = 10,513.68 : x
  2. Step 2: Convert to fraction form
    36,805.12/55,209.44 = 10,513.68/x
  3. Step 3: Cross multiply
    36,805.12x = 55,209.44 × 10,513.68
  4. Step 4: Simplify right side
    36,805.12x = 580,454,385.14
  5. Step 5: Solve for x
    x = 580,454,385.14/36,805.12
  6. Step 6: Final answer
    x = 15,771.02

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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.