Home / 21,624.77-32,446.88-11,749.25

Finding the Fourth Proportional to 21,624.77, 32,446.88 and 11,749.25

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Solution

The fourth proportional to 21,624.77, 32,446.88 and 11,749.25 is: 17,629.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,624.77 : 32,446.88 = 11,749.25 : x
  2. Step 2: Convert to fraction form
    21,624.77/32,446.88 = 11,749.25/x
  3. Step 3: Cross multiply
    21,624.77x = 32,446.88 × 11,749.25
  4. Step 4: Simplify right side
    21,624.77x = 381,226,571.27
  5. Step 5: Solve for x
    x = 381,226,571.27/21,624.77
  6. Step 6: Final answer
    x = 17,629.16

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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.