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Finding the Fourth Proportional to 16,674.68, 23,010.78 and 9,222.68

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Solution

The fourth proportional to 16,674.68, 23,010.78 and 9,222.68 is: 12,727.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,674.68 : 23,010.78 = 9,222.68 : x
  2. Step 2: Convert to fraction form
    16,674.68/23,010.78 = 9,222.68/x
  3. Step 3: Cross multiply
    16,674.68x = 23,010.78 × 9,222.68
  4. Step 4: Simplify right side
    16,674.68x = 212,221,060.49
  5. Step 5: Solve for x
    x = 212,221,060.49/16,674.68
  6. Step 6: Final answer
    x = 12,727.14

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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.