Home / 21,955.24-32,899.38-14,059.90

Finding the Fourth Proportional to 21,955.24, 32,899.38 and 14,059.90

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Solution

The fourth proportional to 21,955.24, 32,899.38 and 14,059.90 is: 21,068.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,955.24 : 32,899.38 = 14,059.90 : x
  2. Step 2: Convert to fraction form
    21,955.24/32,899.38 = 14,059.90/x
  3. Step 3: Cross multiply
    21,955.24x = 32,899.38 × 14,059.90
  4. Step 4: Simplify right side
    21,955.24x = 462,561,992.86
  5. Step 5: Solve for x
    x = 462,561,992.86/21,955.24
  6. Step 6: Final answer
    x = 21,068.41

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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.