Home / 43,233.45-64,852.20-13,653.60

Finding the Fourth Proportional to 43,233.45, 64,852.20 and 13,653.60

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Solution

The fourth proportional to 43,233.45, 64,852.20 and 13,653.60 is: 20,481.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,233.45 : 64,852.20 = 13,653.60 : x
  2. Step 2: Convert to fraction form
    43,233.45/64,852.20 = 13,653.60/x
  3. Step 3: Cross multiply
    43,233.45x = 64,852.20 × 13,653.60
  4. Step 4: Simplify right side
    43,233.45x = 885,465,997.92
  5. Step 5: Solve for x
    x = 885,465,997.92/43,233.45
  6. Step 6: Final answer
    x = 20,481.04

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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.