Home / 15,667.52-23,504.76-5,279

Finding the Fourth Proportional to 15,667.52, 23,504.76 and 5,279

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Solution

The fourth proportional to 15,667.52, 23,504.76 and 5,279 is: 7,919.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,667.52 : 23,504.76 = 5,279 : x
  2. Step 2: Convert to fraction form
    15,667.52/23,504.76 = 5,279/x
  3. Step 3: Cross multiply
    15,667.52x = 23,504.76 × 5,279
  4. Step 4: Simplify right side
    15,667.52x = 124,081,628.04
  5. Step 5: Solve for x
    x = 124,081,628.04/15,667.52
  6. Step 6: Final answer
    x = 7,919.67

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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.