Home / 23,300.13-34,945.87-7,715.73

Finding the Fourth Proportional to 23,300.13, 34,945.87 and 7,715.73

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Solution

The fourth proportional to 23,300.13, 34,945.87 and 7,715.73 is: 11,572.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,300.13 : 34,945.87 = 7,715.73 : x
  2. Step 2: Convert to fraction form
    23,300.13/34,945.87 = 7,715.73/x
  3. Step 3: Cross multiply
    23,300.13x = 34,945.87 × 7,715.73
  4. Step 4: Simplify right side
    23,300.13x = 269,632,897.54
  5. Step 5: Solve for x
    x = 269,632,897.54/23,300.13
  6. Step 6: Final answer
    x = 11,572.16

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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.