Home / 14,600.71-21,890.69-6,993.28

Finding the Fourth Proportional to 14,600.71, 21,890.69 and 6,993.28

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Solution

The fourth proportional to 14,600.71, 21,890.69 and 6,993.28 is: 10,484.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,600.71 : 21,890.69 = 6,993.28 : x
  2. Step 2: Convert to fraction form
    14,600.71/21,890.69 = 6,993.28/x
  3. Step 3: Cross multiply
    14,600.71x = 21,890.69 × 6,993.28
  4. Step 4: Simplify right side
    14,600.71x = 153,087,634.87
  5. Step 5: Solve for x
    x = 153,087,634.87/14,600.71
  6. Step 6: Final answer
    x = 10,484.95

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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.