Home / 15,638.24-23,457.28-3,792.01

Finding the Fourth Proportional to 15,638.24, 23,457.28 and 3,792.01

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Solution

The fourth proportional to 15,638.24, 23,457.28 and 3,792.01 is: 5,687.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,638.24 : 23,457.28 = 3,792.01 : x
  2. Step 2: Convert to fraction form
    15,638.24/23,457.28 = 3,792.01/x
  3. Step 3: Cross multiply
    15,638.24x = 23,457.28 × 3,792.01
  4. Step 4: Simplify right side
    15,638.24x = 88,950,195.65
  5. Step 5: Solve for x
    x = 88,950,195.65/15,638.24
  6. Step 6: Final answer
    x = 5,687.99

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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.