Home / 55,245.72-82,867.44-15,802.56

Finding the Fourth Proportional to 55,245.72, 82,867.44 and 15,802.56

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Solution

The fourth proportional to 55,245.72, 82,867.44 and 15,802.56 is: 23,703.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,245.72 : 82,867.44 = 15,802.56 : x
  2. Step 2: Convert to fraction form
    55,245.72/82,867.44 = 15,802.56/x
  3. Step 3: Cross multiply
    55,245.72x = 82,867.44 × 15,802.56
  4. Step 4: Simplify right side
    55,245.72x = 1,309,517,692.65
  5. Step 5: Solve for x
    x = 1,309,517,692.65/55,245.72
  6. Step 6: Final answer
    x = 23,703.51

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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.