Home / 23,340.14-32,208.99-12,729.14

Finding the Fourth Proportional to 23,340.14, 32,208.99 and 12,729.14

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Solution

The fourth proportional to 23,340.14, 32,208.99 and 12,729.14 is: 17,565.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,340.14 : 32,208.99 = 12,729.14 : x
  2. Step 2: Convert to fraction form
    23,340.14/32,208.99 = 12,729.14/x
  3. Step 3: Cross multiply
    23,340.14x = 32,208.99 × 12,729.14
  4. Step 4: Simplify right side
    23,340.14x = 409,992,742.97
  5. Step 5: Solve for x
    x = 409,992,742.97/23,340.14
  6. Step 6: Final answer
    x = 17,565.99

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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.