Home / 43,525.34-65,286.20-13,944.86

Finding the Fourth Proportional to 43,525.34, 65,286.20 and 13,944.86

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Solution

The fourth proportional to 43,525.34, 65,286.20 and 13,944.86 is: 20,916.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,525.34 : 65,286.20 = 13,944.86 : x
  2. Step 2: Convert to fraction form
    43,525.34/65,286.20 = 13,944.86/x
  3. Step 3: Cross multiply
    43,525.34x = 65,286.20 × 13,944.86
  4. Step 4: Simplify right side
    43,525.34x = 910,406,627.36
  5. Step 5: Solve for x
    x = 910,406,627.36/43,525.34
  6. Step 6: Final answer
    x = 20,916.71

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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.