Home / 36,805.56-55,216.62-13,432.08

Finding the Fourth Proportional to 36,805.56, 55,216.62 and 13,432.08

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Solution

The fourth proportional to 36,805.56, 55,216.62 and 13,432.08 is: 20,151.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,805.56 : 55,216.62 = 13,432.08 : x
  2. Step 2: Convert to fraction form
    36,805.56/55,216.62 = 13,432.08/x
  3. Step 3: Cross multiply
    36,805.56x = 55,216.62 × 13,432.08
  4. Step 4: Simplify right side
    36,805.56x = 741,674,057.17
  5. Step 5: Solve for x
    x = 741,674,057.17/36,805.56
  6. Step 6: Final answer
    x = 20,151.14

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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.