Home / 14,211.10-21,319.77-4,351.15

Finding the Fourth Proportional to 14,211.10, 21,319.77 and 4,351.15

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Solution

The fourth proportional to 14,211.10, 21,319.77 and 4,351.15 is: 6,527.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,211.10 : 21,319.77 = 4,351.15 : x
  2. Step 2: Convert to fraction form
    14,211.10/21,319.77 = 4,351.15/x
  3. Step 3: Cross multiply
    14,211.10x = 21,319.77 × 4,351.15
  4. Step 4: Simplify right side
    14,211.10x = 92,765,517.24
  5. Step 5: Solve for x
    x = 92,765,517.24/14,211.10
  6. Step 6: Final answer
    x = 6,527.68

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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.