Home / 16,672.84-23,010.78-10,721.44

Finding the Fourth Proportional to 16,672.84, 23,010.78 and 10,721.44

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Solution

The fourth proportional to 16,672.84, 23,010.78 and 10,721.44 is: 14,797.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,672.84 : 23,010.78 = 10,721.44 : x
  2. Step 2: Convert to fraction form
    16,672.84/23,010.78 = 10,721.44/x
  3. Step 3: Cross multiply
    16,672.84x = 23,010.78 × 10,721.44
  4. Step 4: Simplify right side
    16,672.84x = 246,708,697.12
  5. Step 5: Solve for x
    x = 246,708,697.12/16,672.84
  6. Step 6: Final answer
    x = 14,797.04

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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.