Home / 21,457.41-32,194.97-11,585.06

Finding the Fourth Proportional to 21,457.41, 32,194.97 and 11,585.06

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Solution

The fourth proportional to 21,457.41, 32,194.97 and 11,585.06 is: 17,382.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,457.41 : 32,194.97 = 11,585.06 : x
  2. Step 2: Convert to fraction form
    21,457.41/32,194.97 = 11,585.06/x
  3. Step 3: Cross multiply
    21,457.41x = 32,194.97 × 11,585.06
  4. Step 4: Simplify right side
    21,457.41x = 372,980,604.42
  5. Step 5: Solve for x
    x = 372,980,604.42/21,457.41
  6. Step 6: Final answer
    x = 17,382.37

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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.