Home / 16,968.86-23,439.46-14,145.46

Finding the Fourth Proportional to 16,968.86, 23,439.46 and 14,145.46

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Solution

The fourth proportional to 16,968.86, 23,439.46 and 14,145.46 is: 19,539.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,968.86 : 23,439.46 = 14,145.46 : x
  2. Step 2: Convert to fraction form
    16,968.86/23,439.46 = 14,145.46/x
  3. Step 3: Cross multiply
    16,968.86x = 23,439.46 × 14,145.46
  4. Step 4: Simplify right side
    16,968.86x = 331,561,943.85
  5. Step 5: Solve for x
    x = 331,561,943.85/16,968.86
  6. Step 6: Final answer
    x = 19,539.44

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1.5x scale

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.