Home / 16,942.50-23,378.97-9,773.07

Finding the Fourth Proportional to 16,942.50, 23,378.97 and 9,773.07

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Solution

The fourth proportional to 16,942.50, 23,378.97 and 9,773.07 is: 13,485.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,942.50 : 23,378.97 = 9,773.07 : x
  2. Step 2: Convert to fraction form
    16,942.50/23,378.97 = 9,773.07/x
  3. Step 3: Cross multiply
    16,942.50x = 23,378.97 × 9,773.07
  4. Step 4: Simplify right side
    16,942.50x = 228,484,259.32
  5. Step 5: Solve for x
    x = 228,484,259.32/16,942.50
  6. Step 6: Final answer
    x = 13,485.86

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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.