Home / 16,972.69-25,411.44-12,799.57

Finding the Fourth Proportional to 16,972.69, 25,411.44 and 12,799.57

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Solution

The fourth proportional to 16,972.69, 25,411.44 and 12,799.57 is: 19,163.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,972.69 : 25,411.44 = 12,799.57 : x
  2. Step 2: Convert to fraction form
    16,972.69/25,411.44 = 12,799.57/x
  3. Step 3: Cross multiply
    16,972.69x = 25,411.44 × 12,799.57
  4. Step 4: Simplify right side
    16,972.69x = 325,255,505.08
  5. Step 5: Solve for x
    x = 325,255,505.08/16,972.69
  6. Step 6: Final answer
    x = 19,163.46

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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.