Home / 16,746.60-25,217.88-12,394.68

Finding the Fourth Proportional to 16,746.60, 25,217.88 and 12,394.68

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Solution

The fourth proportional to 16,746.60, 25,217.88 and 12,394.68 is: 18,664.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,746.60 : 25,217.88 = 12,394.68 : x
  2. Step 2: Convert to fraction form
    16,746.60/25,217.88 = 12,394.68/x
  3. Step 3: Cross multiply
    16,746.60x = 25,217.88 × 12,394.68
  4. Step 4: Simplify right side
    16,746.60x = 312,567,552.88
  5. Step 5: Solve for x
    x = 312,567,552.88/16,746.60
  6. Step 6: Final answer
    x = 18,664.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.