Home / 16,994.76-23,455.31-12,230.47

Finding the Fourth Proportional to 16,994.76, 23,455.31 and 12,230.47

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Solution

The fourth proportional to 16,994.76, 23,455.31 and 12,230.47 is: 16,879.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,994.76 : 23,455.31 = 12,230.47 : x
  2. Step 2: Convert to fraction form
    16,994.76/23,455.31 = 12,230.47/x
  3. Step 3: Cross multiply
    16,994.76x = 23,455.31 × 12,230.47
  4. Step 4: Simplify right side
    16,994.76x = 286,869,465.30
  5. Step 5: Solve for x
    x = 286,869,465.30/16,994.76
  6. Step 6: Final answer
    x = 16,879.88

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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.