Home / 19,792.28-29,679.18-11,474.67

Finding the Fourth Proportional to 19,792.28, 29,679.18 and 11,474.67

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Solution

The fourth proportional to 19,792.28, 29,679.18 and 11,474.67 is: 17,206.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,792.28 : 29,679.18 = 11,474.67 : x
  2. Step 2: Convert to fraction form
    19,792.28/29,679.18 = 11,474.67/x
  3. Step 3: Cross multiply
    19,792.28x = 29,679.18 × 11,474.67
  4. Step 4: Simplify right side
    19,792.28x = 340,558,796.37
  5. Step 5: Solve for x
    x = 340,558,796.37/19,792.28
  6. Step 6: Final answer
    x = 17,206.65

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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.