Home / 16,145.19-24,221.67-5,613.68

Finding the Fourth Proportional to 16,145.19, 24,221.67 and 5,613.68

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Solution

The fourth proportional to 16,145.19, 24,221.67 and 5,613.68 is: 8,421.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,145.19 : 24,221.67 = 5,613.68 : x
  2. Step 2: Convert to fraction form
    16,145.19/24,221.67 = 5,613.68/x
  3. Step 3: Cross multiply
    16,145.19x = 24,221.67 × 5,613.68
  4. Step 4: Simplify right side
    16,145.19x = 135,972,704.45
  5. Step 5: Solve for x
    x = 135,972,704.45/16,145.19
  6. Step 6: Final answer
    x = 8,421.87

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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.