Home / 36,776.55-55,173.03-13,403.00

Finding the Fourth Proportional to 36,776.55, 55,173.03 and 13,403.00

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Solution

The fourth proportional to 36,776.55, 55,173.03 and 13,403.00 is: 20,107.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,776.55 : 55,173.03 = 13,403.00 : x
  2. Step 2: Convert to fraction form
    36,776.55/55,173.03 = 13,403.00/x
  3. Step 3: Cross multiply
    36,776.55x = 55,173.03 × 13,403.00
  4. Step 4: Simplify right side
    36,776.55x = 739,483,845.22
  5. Step 5: Solve for x
    x = 739,483,845.22/36,776.55
  6. Step 6: Final answer
    x = 20,107.48

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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.