Home / 16,039.05-22,133.91-8,965.46

Finding the Fourth Proportional to 16,039.05, 22,133.91 and 8,965.46

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Solution

The fourth proportional to 16,039.05, 22,133.91 and 8,965.46 is: 12,372.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,039.05 : 22,133.91 = 8,965.46 : x
  2. Step 2: Convert to fraction form
    16,039.05/22,133.91 = 8,965.46/x
  3. Step 3: Cross multiply
    16,039.05x = 22,133.91 × 8,965.46
  4. Step 4: Simplify right side
    16,039.05x = 198,440,684.75
  5. Step 5: Solve for x
    x = 198,440,684.75/16,039.05
  6. Step 6: Final answer
    x = 12,372.35

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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.