Home / 15,707.30-23,563.84-5,177.94

Finding the Fourth Proportional to 15,707.30, 23,563.84 and 5,177.94

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Solution

The fourth proportional to 15,707.30, 23,563.84 and 5,177.94 is: 7,767.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,707.30 : 23,563.84 = 5,177.94 : x
  2. Step 2: Convert to fraction form
    15,707.30/23,563.84 = 5,177.94/x
  3. Step 3: Cross multiply
    15,707.30x = 23,563.84 × 5,177.94
  4. Step 4: Simplify right side
    15,707.30x = 122,012,149.69
  5. Step 5: Solve for x
    x = 122,012,149.69/15,707.30
  6. Step 6: Final answer
    x = 7,767.86

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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.