Home / 30,882.62-42,618.22-16,735.58

Finding the Fourth Proportional to 30,882.62, 42,618.22 and 16,735.58

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Solution

The fourth proportional to 30,882.62, 42,618.22 and 16,735.58 is: 23,095.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,882.62 : 42,618.22 = 16,735.58 : x
  2. Step 2: Convert to fraction form
    30,882.62/42,618.22 = 16,735.58/x
  3. Step 3: Cross multiply
    30,882.62x = 42,618.22 × 16,735.58
  4. Step 4: Simplify right side
    30,882.62x = 713,240,630.27
  5. Step 5: Solve for x
    x = 713,240,630.27/30,882.62
  6. Step 6: Final answer
    x = 23,095.21

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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.