Home / 15,998.14-22,076.90-8,729.94

Finding the Fourth Proportional to 15,998.14, 22,076.90 and 8,729.94

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Solution

The fourth proportional to 15,998.14, 22,076.90 and 8,729.94 is: 12,047.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,998.14 : 22,076.90 = 8,729.94 : x
  2. Step 2: Convert to fraction form
    15,998.14/22,076.90 = 8,729.94/x
  3. Step 3: Cross multiply
    15,998.14x = 22,076.90 × 8,729.94
  4. Step 4: Simplify right side
    15,998.14x = 192,730,012.39
  5. Step 5: Solve for x
    x = 192,730,012.39/15,998.14
  6. Step 6: Final answer
    x = 12,047.03

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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.