Home / 55,006.24-82,509.72-13,453.24

Finding the Fourth Proportional to 55,006.24, 82,509.72 and 13,453.24

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Solution

The fourth proportional to 55,006.24, 82,509.72 and 13,453.24 is: 20,179.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,006.24 : 82,509.72 = 13,453.24 : x
  2. Step 2: Convert to fraction form
    55,006.24/82,509.72 = 13,453.24/x
  3. Step 3: Cross multiply
    55,006.24x = 82,509.72 × 13,453.24
  4. Step 4: Simplify right side
    55,006.24x = 1,110,023,065.49
  5. Step 5: Solve for x
    x = 1,110,023,065.49/55,006.24
  6. Step 6: Final answer
    x = 20,179.95

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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.