Home / 14,613.12-21,924-4,224.96

Finding the Fourth Proportional to 14,613.12, 21,924 and 4,224.96

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Solution

The fourth proportional to 14,613.12, 21,924 and 4,224.96 is: 6,338.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,613.12 : 21,924 = 4,224.96 : x
  2. Step 2: Convert to fraction form
    14,613.12/21,924 = 4,224.96/x
  3. Step 3: Cross multiply
    14,613.12x = 21,924 × 4,224.96
  4. Step 4: Simplify right side
    14,613.12x = 92,628,023.04
  5. Step 5: Solve for x
    x = 92,628,023.04/14,613.12
  6. Step 6: Final answer
    x = 6,338.69

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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.