Home / 16,421.42-24,620.88-5,891.22

Finding the Fourth Proportional to 16,421.42, 24,620.88 and 5,891.22

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Solution

The fourth proportional to 16,421.42, 24,620.88 and 5,891.22 is: 8,832.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,421.42 : 24,620.88 = 5,891.22 : x
  2. Step 2: Convert to fraction form
    16,421.42/24,620.88 = 5,891.22/x
  3. Step 3: Cross multiply
    16,421.42x = 24,620.88 × 5,891.22
  4. Step 4: Simplify right side
    16,421.42x = 145,047,020.67
  5. Step 5: Solve for x
    x = 145,047,020.67/16,421.42
  6. Step 6: Final answer
    x = 8,832.79

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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.