Home / 32,776.92-45,230.70-18,629.56

Finding the Fourth Proportional to 32,776.92, 45,230.70 and 18,629.56

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Solution

The fourth proportional to 32,776.92, 45,230.70 and 18,629.56 is: 25,707.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,776.92 : 45,230.70 = 18,629.56 : x
  2. Step 2: Convert to fraction form
    32,776.92/45,230.70 = 18,629.56/x
  3. Step 3: Cross multiply
    32,776.92x = 45,230.70 × 18,629.56
  4. Step 4: Simplify right side
    32,776.92x = 842,628,039.49
  5. Step 5: Solve for x
    x = 842,628,039.49/32,776.92
  6. Step 6: Final answer
    x = 25,707.97

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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.