Home / 11,925.24-17,887.08-3,159.96

Finding the Fourth Proportional to 11,925.24, 17,887.08 and 3,159.96

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Solution

The fourth proportional to 11,925.24, 17,887.08 and 3,159.96 is: 4,739.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,925.24 : 17,887.08 = 3,159.96 : x
  2. Step 2: Convert to fraction form
    11,925.24/17,887.08 = 3,159.96/x
  3. Step 3: Cross multiply
    11,925.24x = 17,887.08 × 3,159.96
  4. Step 4: Simplify right side
    11,925.24x = 56,522,457.32
  5. Step 5: Solve for x
    x = 56,522,457.32/11,925.24
  6. Step 6: Final answer
    x = 4,739.73

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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.