Home / 19,472.36-26,873.84-11,923.67

Finding the Fourth Proportional to 19,472.36, 26,873.84 and 11,923.67

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Solution

The fourth proportional to 19,472.36, 26,873.84 and 11,923.67 is: 16,455.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,472.36 : 26,873.84 = 11,923.67 : x
  2. Step 2: Convert to fraction form
    19,472.36/26,873.84 = 11,923.67/x
  3. Step 3: Cross multiply
    19,472.36x = 26,873.84 × 11,923.67
  4. Step 4: Simplify right side
    19,472.36x = 320,434,896.79
  5. Step 5: Solve for x
    x = 320,434,896.79/19,472.36
  6. Step 6: Final answer
    x = 16,455.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.