Home / 15,945.72-23,896.70-10,091.86

Finding the Fourth Proportional to 15,945.72, 23,896.70 and 10,091.86

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Solution

The fourth proportional to 15,945.72, 23,896.70 and 10,091.86 is: 15,123.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,945.72 : 23,896.70 = 10,091.86 : x
  2. Step 2: Convert to fraction form
    15,945.72/23,896.70 = 10,091.86/x
  3. Step 3: Cross multiply
    15,945.72x = 23,896.70 × 10,091.86
  4. Step 4: Simplify right side
    15,945.72x = 241,162,150.86
  5. Step 5: Solve for x
    x = 241,162,150.86/15,945.72
  6. Step 6: Final answer
    x = 15,123.94

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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.