Home / 43,506.24-65,245.47-13,917.05

Finding the Fourth Proportional to 43,506.24, 65,245.47 and 13,917.05

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Solution

The fourth proportional to 43,506.24, 65,245.47 and 13,917.05 is: 20,871.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,506.24 : 65,245.47 = 13,917.05 : x
  2. Step 2: Convert to fraction form
    43,506.24/65,245.47 = 13,917.05/x
  3. Step 3: Cross multiply
    43,506.24x = 65,245.47 × 13,917.05
  4. Step 4: Simplify right side
    43,506.24x = 908,024,142.04
  5. Step 5: Solve for x
    x = 908,024,142.04/43,506.24
  6. Step 6: Final answer
    x = 20,871.12

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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.