Home / 17,742.73-26,613.52-7,209.63

Finding the Fourth Proportional to 17,742.73, 26,613.52 and 7,209.63

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Solution

The fourth proportional to 17,742.73, 26,613.52 and 7,209.63 is: 10,814.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,742.73 : 26,613.52 = 7,209.63 : x
  2. Step 2: Convert to fraction form
    17,742.73/26,613.52 = 7,209.63/x
  3. Step 3: Cross multiply
    17,742.73x = 26,613.52 × 7,209.63
  4. Step 4: Simplify right side
    17,742.73x = 191,873,632.20
  5. Step 5: Solve for x
    x = 191,873,632.20/17,742.73
  6. Step 6: Final answer
    x = 10,814.21

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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.