Home / 31,966.12-47,960.70-11,195.56

Finding the Fourth Proportional to 31,966.12, 47,960.70 and 11,195.56

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Solution

The fourth proportional to 31,966.12, 47,960.70 and 11,195.56 is: 16,797.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,966.12 : 47,960.70 = 11,195.56 : x
  2. Step 2: Convert to fraction form
    31,966.12/47,960.70 = 11,195.56/x
  3. Step 3: Cross multiply
    31,966.12x = 47,960.70 × 11,195.56
  4. Step 4: Simplify right side
    31,966.12x = 536,946,894.49
  5. Step 5: Solve for x
    x = 536,946,894.49/31,966.12
  6. Step 6: Final answer
    x = 16,797.37

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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.