Home / 23,268.71-32,109.88-12,658.11

Finding the Fourth Proportional to 23,268.71, 32,109.88 and 12,658.11

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Solution

The fourth proportional to 23,268.71, 32,109.88 and 12,658.11 is: 17,467.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,268.71 : 32,109.88 = 12,658.11 : x
  2. Step 2: Convert to fraction form
    23,268.71/32,109.88 = 12,658.11/x
  3. Step 3: Cross multiply
    23,268.71x = 32,109.88 × 12,658.11
  4. Step 4: Simplify right side
    23,268.71x = 406,450,393.13
  5. Step 5: Solve for x
    x = 406,450,393.13/23,268.71
  6. Step 6: Final answer
    x = 17,467.68

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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.