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Finding the Fourth Proportional to 16,633.95, 22,955.07 and 9,923.46

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Solution

The fourth proportional to 16,633.95, 22,955.07 and 9,923.46 is: 13,694.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,633.95 : 22,955.07 = 9,923.46 : x
  2. Step 2: Convert to fraction form
    16,633.95/22,955.07 = 9,923.46/x
  3. Step 3: Cross multiply
    16,633.95x = 22,955.07 × 9,923.46
  4. Step 4: Simplify right side
    16,633.95x = 227,793,718.94
  5. Step 5: Solve for x
    x = 227,793,718.94/16,633.95
  6. Step 6: Final answer
    x = 13,694.51

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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.