Home / 16,922.88-23,355.60-10,634.40

Finding the Fourth Proportional to 16,922.88, 23,355.60 and 10,634.40

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Solution

The fourth proportional to 16,922.88, 23,355.60 and 10,634.40 is: 14,676.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,922.88 : 23,355.60 = 10,634.40 : x
  2. Step 2: Convert to fraction form
    16,922.88/23,355.60 = 10,634.40/x
  3. Step 3: Cross multiply
    16,922.88x = 23,355.60 × 10,634.40
  4. Step 4: Simplify right side
    16,922.88x = 248,372,792.64
  5. Step 5: Solve for x
    x = 248,372,792.64/16,922.88
  6. Step 6: Final answer
    x = 14,676.74

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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.