Home / 30,340.16-41,874.94-19,598.34

Finding the Fourth Proportional to 30,340.16, 41,874.94 and 19,598.34

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Solution

The fourth proportional to 30,340.16, 41,874.94 and 19,598.34 is: 27,049.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,340.16 : 41,874.94 = 19,598.34 : x
  2. Step 2: Convert to fraction form
    30,340.16/41,874.94 = 19,598.34/x
  3. Step 3: Cross multiply
    30,340.16x = 41,874.94 × 19,598.34
  4. Step 4: Simplify right side
    30,340.16x = 820,679,311.60
  5. Step 5: Solve for x
    x = 820,679,311.60/30,340.16
  6. Step 6: Final answer
    x = 27,049.27

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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.