Home / 36,490.16-54,742.56-16,774.64

Finding the Fourth Proportional to 36,490.16, 54,742.56 and 16,774.64

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Solution

The fourth proportional to 36,490.16, 54,742.56 and 16,774.64 is: 25,165.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,490.16 : 54,742.56 = 16,774.64 : x
  2. Step 2: Convert to fraction form
    36,490.16/54,742.56 = 16,774.64/x
  3. Step 3: Cross multiply
    36,490.16x = 54,742.56 × 16,774.64
  4. Step 4: Simplify right side
    36,490.16x = 918,286,736.68
  5. Step 5: Solve for x
    x = 918,286,736.68/36,490.16
  6. Step 6: Final answer
    x = 25,165.33

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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.