Home / 18,466.52-27,710.84-6,780.92

Finding the Fourth Proportional to 18,466.52, 27,710.84 and 6,780.92

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Solution

The fourth proportional to 18,466.52, 27,710.84 and 6,780.92 is: 10,175.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,466.52 : 27,710.84 = 6,780.92 : x
  2. Step 2: Convert to fraction form
    18,466.52/27,710.84 = 6,780.92/x
  3. Step 3: Cross multiply
    18,466.52x = 27,710.84 × 6,780.92
  4. Step 4: Simplify right side
    18,466.52x = 187,904,989.17
  5. Step 5: Solve for x
    x = 187,904,989.17/18,466.52
  6. Step 6: Final answer
    x = 10,175.44

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1.5x scale

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.