Home / 16,677.50-23,015.04-9,123.92

Finding the Fourth Proportional to 16,677.50, 23,015.04 and 9,123.92

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Solution

The fourth proportional to 16,677.50, 23,015.04 and 9,123.92 is: 12,591.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,677.50 : 23,015.04 = 9,123.92 : x
  2. Step 2: Convert to fraction form
    16,677.50/23,015.04 = 9,123.92/x
  3. Step 3: Cross multiply
    16,677.50x = 23,015.04 × 9,123.92
  4. Step 4: Simplify right side
    16,677.50x = 209,987,383.76
  5. Step 5: Solve for x
    x = 209,987,383.76/16,677.50
  6. Step 6: Final answer
    x = 12,591.06

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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.