Home / 14,424.77-21,639.78-6,633.38

Finding the Fourth Proportional to 14,424.77, 21,639.78 and 6,633.38

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Solution

The fourth proportional to 14,424.77, 21,639.78 and 6,633.38 is: 9,951.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,424.77 : 21,639.78 = 6,633.38 : x
  2. Step 2: Convert to fraction form
    14,424.77/21,639.78 = 6,633.38/x
  3. Step 3: Cross multiply
    14,424.77x = 21,639.78 × 6,633.38
  4. Step 4: Simplify right side
    14,424.77x = 143,544,775.66
  5. Step 5: Solve for x
    x = 143,544,775.66/14,424.77
  6. Step 6: Final answer
    x = 9,951.27

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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.