Home / 16,015.53-22,101.43-8,941.95

Finding the Fourth Proportional to 16,015.53, 22,101.43 and 8,941.95

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Solution

The fourth proportional to 16,015.53, 22,101.43 and 8,941.95 is: 12,339.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,015.53 : 22,101.43 = 8,941.95 : x
  2. Step 2: Convert to fraction form
    16,015.53/22,101.43 = 8,941.95/x
  3. Step 3: Cross multiply
    16,015.53x = 22,101.43 × 8,941.95
  4. Step 4: Simplify right side
    16,015.53x = 197,629,837.28
  5. Step 5: Solve for x
    x = 197,629,837.28/16,015.53
  6. Step 6: Final answer
    x = 12,339.89

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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.