Home / 17,008.32-25,465.14-12,835.68

Finding the Fourth Proportional to 17,008.32, 25,465.14 and 12,835.68

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Solution

The fourth proportional to 17,008.32, 25,465.14 and 12,835.68 is: 19,217.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,008.32 : 25,465.14 = 12,835.68 : x
  2. Step 2: Convert to fraction form
    17,008.32/25,465.14 = 12,835.68/x
  3. Step 3: Cross multiply
    17,008.32x = 25,465.14 × 12,835.68
  4. Step 4: Simplify right side
    17,008.32x = 326,862,388.20
  5. Step 5: Solve for x
    x = 326,862,388.20/17,008.32
  6. Step 6: Final answer
    x = 19,217.79

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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.