Home / 16,015.28-22,101.10-8,941.94

Finding the Fourth Proportional to 16,015.28, 22,101.10 and 8,941.94

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Solution

The fourth proportional to 16,015.28, 22,101.10 and 8,941.94 is: 12,339.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,015.28 : 22,101.10 = 8,941.94 : x
  2. Step 2: Convert to fraction form
    16,015.28/22,101.10 = 8,941.94/x
  3. Step 3: Cross multiply
    16,015.28x = 22,101.10 × 8,941.94
  4. Step 4: Simplify right side
    16,015.28x = 197,626,710.13
  5. Step 5: Solve for x
    x = 197,626,710.13/16,015.28
  6. Step 6: Final answer
    x = 12,339.88

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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.