Home / 16,282.49-22,470.21-9,208.76

Finding the Fourth Proportional to 16,282.49, 22,470.21 and 9,208.76

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Solution

The fourth proportional to 16,282.49, 22,470.21 and 9,208.76 is: 12,708.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,282.49 : 22,470.21 = 9,208.76 : x
  2. Step 2: Convert to fraction form
    16,282.49/22,470.21 = 9,208.76/x
  3. Step 3: Cross multiply
    16,282.49x = 22,470.21 × 9,208.76
  4. Step 4: Simplify right side
    16,282.49x = 206,922,658.69
  5. Step 5: Solve for x
    x = 206,922,658.69/16,282.49
  6. Step 6: Final answer
    x = 12,708.30

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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.