Home / 14,049.96-21,074.91-4,188.99

Finding the Fourth Proportional to 14,049.96, 21,074.91 and 4,188.99

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Solution

The fourth proportional to 14,049.96, 21,074.91 and 4,188.99 is: 6,283.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,049.96 : 21,074.91 = 4,188.99 : x
  2. Step 2: Convert to fraction form
    14,049.96/21,074.91 = 4,188.99/x
  3. Step 3: Cross multiply
    14,049.96x = 21,074.91 × 4,188.99
  4. Step 4: Simplify right side
    14,049.96x = 88,282,587.24
  5. Step 5: Solve for x
    x = 88,282,587.24/14,049.96
  6. Step 6: Final answer
    x = 6,283.48

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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.