Home / 17,180.32-25,780.39-9,282.86

Finding the Fourth Proportional to 17,180.32, 25,780.39 and 9,282.86

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Solution

The fourth proportional to 17,180.32, 25,780.39 and 9,282.86 is: 13,929.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,180.32 : 25,780.39 = 9,282.86 : x
  2. Step 2: Convert to fraction form
    17,180.32/25,780.39 = 9,282.86/x
  3. Step 3: Cross multiply
    17,180.32x = 25,780.39 × 9,282.86
  4. Step 4: Simplify right side
    17,180.32x = 239,315,599.01
  5. Step 5: Solve for x
    x = 239,315,599.01/17,180.32
  6. Step 6: Final answer
    x = 13,929.64

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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.