Home / 36,457.88-54,691.38-14,268.40

Finding the Fourth Proportional to 36,457.88, 54,691.38 and 14,268.40

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Solution

The fourth proportional to 36,457.88, 54,691.38 and 14,268.40 is: 21,404.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,457.88 : 54,691.38 = 14,268.40 : x
  2. Step 2: Convert to fraction form
    36,457.88/54,691.38 = 14,268.40/x
  3. Step 3: Cross multiply
    36,457.88x = 54,691.38 × 14,268.40
  4. Step 4: Simplify right side
    36,457.88x = 780,358,486.39
  5. Step 5: Solve for x
    x = 780,358,486.39/36,457.88
  6. Step 6: Final answer
    x = 21,404.38

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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.