Home / 14,457.24-21,679.20-5,095.44

Finding the Fourth Proportional to 14,457.24, 21,679.20 and 5,095.44

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Solution

The fourth proportional to 14,457.24, 21,679.20 and 5,095.44 is: 7,640.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,457.24 : 21,679.20 = 5,095.44 : x
  2. Step 2: Convert to fraction form
    14,457.24/21,679.20 = 5,095.44/x
  3. Step 3: Cross multiply
    14,457.24x = 21,679.20 × 5,095.44
  4. Step 4: Simplify right side
    14,457.24x = 110,465,062.85
  5. Step 5: Solve for x
    x = 110,465,062.85/14,457.24
  6. Step 6: Final answer
    x = 7,640.81

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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.