Home / 30,261.57-41,760.84-16,834.20

Finding the Fourth Proportional to 30,261.57, 41,760.84 and 16,834.20

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Solution

The fourth proportional to 30,261.57, 41,760.84 and 16,834.20 is: 23,231.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,261.57 : 41,760.84 = 16,834.20 : x
  2. Step 2: Convert to fraction form
    30,261.57/41,760.84 = 16,834.20/x
  3. Step 3: Cross multiply
    30,261.57x = 41,760.84 × 16,834.20
  4. Step 4: Simplify right side
    30,261.57x = 703,010,332.73
  5. Step 5: Solve for x
    x = 703,010,332.73/30,261.57
  6. Step 6: Final answer
    x = 23,231.13

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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.