Home / 14,630.63-20,192.22-8,258.54

Finding the Fourth Proportional to 14,630.63, 20,192.22 and 8,258.54

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Solution

The fourth proportional to 14,630.63, 20,192.22 and 8,258.54 is: 11,397.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,630.63 : 20,192.22 = 8,258.54 : x
  2. Step 2: Convert to fraction form
    14,630.63/20,192.22 = 8,258.54/x
  3. Step 3: Cross multiply
    14,630.63x = 20,192.22 × 8,258.54
  4. Step 4: Simplify right side
    14,630.63x = 166,758,155.60
  5. Step 5: Solve for x
    x = 166,758,155.60/14,630.63
  6. Step 6: Final answer
    x = 11,397.88

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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.