Home / 16,622.28-22,941.60-15,874.92

Finding the Fourth Proportional to 16,622.28, 22,941.60 and 15,874.92

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Solution

The fourth proportional to 16,622.28, 22,941.60 and 15,874.92 is: 21,910.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,622.28 : 22,941.60 = 15,874.92 : x
  2. Step 2: Convert to fraction form
    16,622.28/22,941.60 = 15,874.92/x
  3. Step 3: Cross multiply
    16,622.28x = 22,941.60 × 15,874.92
  4. Step 4: Simplify right side
    16,622.28x = 364,196,005.14
  5. Step 5: Solve for x
    x = 364,196,005.14/16,622.28
  6. Step 6: Final answer
    x = 21,910.11

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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.