Home / 14,025.54-21,042.68-4,164.87

Finding the Fourth Proportional to 14,025.54, 21,042.68 and 4,164.87

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Solution

The fourth proportional to 14,025.54, 21,042.68 and 4,164.87 is: 6,248.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,025.54 : 21,042.68 = 4,164.87 : x
  2. Step 2: Convert to fraction form
    14,025.54/21,042.68 = 4,164.87/x
  3. Step 3: Cross multiply
    14,025.54x = 21,042.68 × 4,164.87
  4. Step 4: Simplify right side
    14,025.54x = 87,640,108.16
  5. Step 5: Solve for x
    x = 87,640,108.16/14,025.54
  6. Step 6: Final answer
    x = 6,248.61

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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.