Home / 16,867.85-25,344.82-12,746.72

Finding the Fourth Proportional to 16,867.85, 25,344.82 and 12,746.72

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Solution

The fourth proportional to 16,867.85, 25,344.82 and 12,746.72 is: 19,152.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,867.85 : 25,344.82 = 12,746.72 : x
  2. Step 2: Convert to fraction form
    16,867.85/25,344.82 = 12,746.72/x
  3. Step 3: Cross multiply
    16,867.85x = 25,344.82 × 12,746.72
  4. Step 4: Simplify right side
    16,867.85x = 323,063,296.57
  5. Step 5: Solve for x
    x = 323,063,296.57/16,867.85
  6. Step 6: Final answer
    x = 19,152.61

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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.