Home / 16,782.39-23,160.33-9,613.44

Finding the Fourth Proportional to 16,782.39, 23,160.33 and 9,613.44

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Solution

The fourth proportional to 16,782.39, 23,160.33 and 9,613.44 is: 13,266.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,782.39 : 23,160.33 = 9,613.44 : x
  2. Step 2: Convert to fraction form
    16,782.39/23,160.33 = 9,613.44/x
  3. Step 3: Cross multiply
    16,782.39x = 23,160.33 × 9,613.44
  4. Step 4: Simplify right side
    16,782.39x = 222,650,442.84
  5. Step 5: Solve for x
    x = 222,650,442.84/16,782.39
  6. Step 6: Final answer
    x = 13,266.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.