Home / 14,229.32-21,348.11-4,370.05

Finding the Fourth Proportional to 14,229.32, 21,348.11 and 4,370.05

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Solution

The fourth proportional to 14,229.32, 21,348.11 and 4,370.05 is: 6,556.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,229.32 : 21,348.11 = 4,370.05 : x
  2. Step 2: Convert to fraction form
    14,229.32/21,348.11 = 4,370.05/x
  3. Step 3: Cross multiply
    14,229.32x = 21,348.11 × 4,370.05
  4. Step 4: Simplify right side
    14,229.32x = 93,292,321.13
  5. Step 5: Solve for x
    x = 93,292,321.13/14,229.32
  6. Step 6: Final answer
    x = 6,556.34

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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.