Home / 19,708.27-29,561.58-9,174.67

Finding the Fourth Proportional to 19,708.27, 29,561.58 and 9,174.67

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Solution

The fourth proportional to 19,708.27, 29,561.58 and 9,174.67 is: 13,761.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,708.27 : 29,561.58 = 9,174.67 : x
  2. Step 2: Convert to fraction form
    19,708.27/29,561.58 = 9,174.67/x
  3. Step 3: Cross multiply
    19,708.27x = 29,561.58 × 9,174.67
  4. Step 4: Simplify right side
    19,708.27x = 271,217,778.13
  5. Step 5: Solve for x
    x = 271,217,778.13/19,708.27
  6. Step 6: Final answer
    x = 13,761.62

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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.