Home / 14,093.28-21,117.24-9,174.96

Finding the Fourth Proportional to 14,093.28, 21,117.24 and 9,174.96

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Solution

The fourth proportional to 14,093.28, 21,117.24 and 9,174.96 is: 13,747.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,093.28 : 21,117.24 = 9,174.96 : x
  2. Step 2: Convert to fraction form
    14,093.28/21,117.24 = 9,174.96/x
  3. Step 3: Cross multiply
    14,093.28x = 21,117.24 × 9,174.96
  4. Step 4: Simplify right side
    14,093.28x = 193,749,832.31
  5. Step 5: Solve for x
    x = 193,749,832.31/14,093.28
  6. Step 6: Final answer
    x = 13,747.67

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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.