Home / 18,622.60-25,698.84-10,238.92

Finding the Fourth Proportional to 18,622.60, 25,698.84 and 10,238.92

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Solution

The fourth proportional to 18,622.60, 25,698.84 and 10,238.92 is: 14,129.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,622.60 : 25,698.84 = 10,238.92 : x
  2. Step 2: Convert to fraction form
    18,622.60/25,698.84 = 10,238.92/x
  3. Step 3: Cross multiply
    18,622.60x = 25,698.84 × 10,238.92
  4. Step 4: Simplify right side
    18,622.60x = 263,128,366.85
  5. Step 5: Solve for x
    x = 263,128,366.85/18,622.60
  6. Step 6: Final answer
    x = 14,129.52

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Similar ratio
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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.