Home / 18,977.35-26,196.11-16,984.44

Finding the Fourth Proportional to 18,977.35, 26,196.11 and 16,984.44

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Solution

The fourth proportional to 18,977.35, 26,196.11 and 16,984.44 is: 23,445.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,977.35 : 26,196.11 = 16,984.44 : x
  2. Step 2: Convert to fraction form
    18,977.35/26,196.11 = 16,984.44/x
  3. Step 3: Cross multiply
    18,977.35x = 26,196.11 × 16,984.44
  4. Step 4: Simplify right side
    18,977.35x = 444,926,258.53
  5. Step 5: Solve for x
    x = 444,926,258.53/18,977.35
  6. Step 6: Final answer
    x = 23,445.12

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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.