Home / 14,511.14-20,025.76-8,223.46

Finding the Fourth Proportional to 14,511.14, 20,025.76 and 8,223.46

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Solution

The fourth proportional to 14,511.14, 20,025.76 and 8,223.46 is: 11,348.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,511.14 : 20,025.76 = 8,223.46 : x
  2. Step 2: Convert to fraction form
    14,511.14/20,025.76 = 8,223.46/x
  3. Step 3: Cross multiply
    14,511.14x = 20,025.76 × 8,223.46
  4. Step 4: Simplify right side
    14,511.14x = 164,681,036.33
  5. Step 5: Solve for x
    x = 164,681,036.33/14,511.14
  6. Step 6: Final answer
    x = 11,348.59

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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.