Home / 16,015.28-22,101.08-8,941.70

Finding the Fourth Proportional to 16,015.28, 22,101.08 and 8,941.70

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Solution

The fourth proportional to 16,015.28, 22,101.08 and 8,941.70 is: 12,339.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,015.28 : 22,101.08 = 8,941.70 : x
  2. Step 2: Convert to fraction form
    16,015.28/22,101.08 = 8,941.70/x
  3. Step 3: Cross multiply
    16,015.28x = 22,101.08 × 8,941.70
  4. Step 4: Simplify right side
    16,015.28x = 197,621,227.04
  5. Step 5: Solve for x
    x = 197,621,227.04/16,015.28
  6. Step 6: Final answer
    x = 12,339.54

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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.