Home / 27,255.56-40,887.32-13,204.08

Finding the Fourth Proportional to 27,255.56, 40,887.32 and 13,204.08

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Solution

The fourth proportional to 27,255.56, 40,887.32 and 13,204.08 is: 19,808.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,255.56 : 40,887.32 = 13,204.08 : x
  2. Step 2: Convert to fraction form
    27,255.56/40,887.32 = 13,204.08/x
  3. Step 3: Cross multiply
    27,255.56x = 40,887.32 × 13,204.08
  4. Step 4: Simplify right side
    27,255.56x = 539,879,378.25
  5. Step 5: Solve for x
    x = 539,879,378.25/27,255.56
  6. Step 6: Final answer
    x = 19,808.05

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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.