Home / 36,274.32-54,412.08-11,315.04

Finding the Fourth Proportional to 36,274.32, 54,412.08 and 11,315.04

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Solution

The fourth proportional to 36,274.32, 54,412.08 and 11,315.04 is: 16,972.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,274.32 : 54,412.08 = 11,315.04 : x
  2. Step 2: Convert to fraction form
    36,274.32/54,412.08 = 11,315.04/x
  3. Step 3: Cross multiply
    36,274.32x = 54,412.08 × 11,315.04
  4. Step 4: Simplify right side
    36,274.32x = 615,674,861.68
  5. Step 5: Solve for x
    x = 615,674,861.68/36,274.32
  6. Step 6: Final answer
    x = 16,972.75

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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.