Home / 16,671.45-22,969.67-10,996.18

Finding the Fourth Proportional to 16,671.45, 22,969.67 and 10,996.18

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Solution

The fourth proportional to 16,671.45, 22,969.67 and 10,996.18 is: 15,150.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,671.45 : 22,969.67 = 10,996.18 : x
  2. Step 2: Convert to fraction form
    16,671.45/22,969.67 = 10,996.18/x
  3. Step 3: Cross multiply
    16,671.45x = 22,969.67 × 10,996.18
  4. Step 4: Simplify right side
    16,671.45x = 252,578,625.86
  5. Step 5: Solve for x
    x = 252,578,625.86/16,671.45
  6. Step 6: Final answer
    x = 15,150.37

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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.