Home / 43,313.45-64,972.50-13,733.60

Finding the Fourth Proportional to 43,313.45, 64,972.50 and 13,733.60

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Solution

The fourth proportional to 43,313.45, 64,972.50 and 13,733.60 is: 20,601.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,313.45 : 64,972.50 = 13,733.60 : x
  2. Step 2: Convert to fraction form
    43,313.45/64,972.50 = 13,733.60/x
  3. Step 3: Cross multiply
    43,313.45x = 64,972.50 × 13,733.60
  4. Step 4: Simplify right side
    43,313.45x = 892,305,949.64
  5. Step 5: Solve for x
    x = 892,305,949.64/43,313.45
  6. Step 6: Final answer
    x = 20,601.13

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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.