Home / 14,828.44-20,416.62-12,585.64

Finding the Fourth Proportional to 14,828.44, 20,416.62 and 12,585.64

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Solution

The fourth proportional to 14,828.44, 20,416.62 and 12,585.64 is: 17,328.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,828.44 : 20,416.62 = 12,585.64 : x
  2. Step 2: Convert to fraction form
    14,828.44/20,416.62 = 12,585.64/x
  3. Step 3: Cross multiply
    14,828.44x = 20,416.62 × 12,585.64
  4. Step 4: Simplify right side
    14,828.44x = 256,956,229.34
  5. Step 5: Solve for x
    x = 256,956,229.34/14,828.44
  6. Step 6: Final answer
    x = 17,328.61

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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.