Home / 17,137.02-23,642.12-11,166.50

Finding the Fourth Proportional to 17,137.02, 23,642.12 and 11,166.50

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Solution

The fourth proportional to 17,137.02, 23,642.12 and 11,166.50 is: 15,405.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,137.02 : 23,642.12 = 11,166.50 : x
  2. Step 2: Convert to fraction form
    17,137.02/23,642.12 = 11,166.50/x
  3. Step 3: Cross multiply
    17,137.02x = 23,642.12 × 11,166.50
  4. Step 4: Simplify right side
    17,137.02x = 263,999,732.98
  5. Step 5: Solve for x
    x = 263,999,732.98/17,137.02
  6. Step 6: Final answer
    x = 15,405.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.