Home / 14,125.77-21,188.66-6,329.11

Finding the Fourth Proportional to 14,125.77, 21,188.66 and 6,329.11

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Solution

The fourth proportional to 14,125.77, 21,188.66 and 6,329.11 is: 9,493.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,125.77 : 21,188.66 = 6,329.11 : x
  2. Step 2: Convert to fraction form
    14,125.77/21,188.66 = 6,329.11/x
  3. Step 3: Cross multiply
    14,125.77x = 21,188.66 × 6,329.11
  4. Step 4: Simplify right side
    14,125.77x = 134,105,359.89
  5. Step 5: Solve for x
    x = 134,105,359.89/14,125.77
  6. Step 6: Final answer
    x = 9,493.67

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Similar ratio
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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.