Home / 21,457.01-32,194.41-11,584.69

Finding the Fourth Proportional to 21,457.01, 32,194.41 and 11,584.69

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Solution

The fourth proportional to 21,457.01, 32,194.41 and 11,584.69 is: 17,381.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,457.01 : 32,194.41 = 11,584.69 : x
  2. Step 2: Convert to fraction form
    21,457.01/32,194.41 = 11,584.69/x
  3. Step 3: Cross multiply
    21,457.01x = 32,194.41 × 11,584.69
  4. Step 4: Simplify right side
    21,457.01x = 372,962,179.10
  5. Step 5: Solve for x
    x = 372,962,179.10/21,457.01
  6. Step 6: Final answer
    x = 17,381.83

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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.