Home / 14,092.55-21,123.57-9,165.73

Finding the Fourth Proportional to 14,092.55, 21,123.57 and 9,165.73

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Solution

The fourth proportional to 14,092.55, 21,123.57 and 9,165.73 is: 13,738.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,092.55 : 21,123.57 = 9,165.73 : x
  2. Step 2: Convert to fraction form
    14,092.55/21,123.57 = 9,165.73/x
  3. Step 3: Cross multiply
    14,092.55x = 21,123.57 × 9,165.73
  4. Step 4: Simplify right side
    14,092.55x = 193,612,833.64
  5. Step 5: Solve for x
    x = 193,612,833.64/14,092.55
  6. Step 6: Final answer
    x = 13,738.67

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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.