Home / 16,923.32-23,353.68-9,369.40

Finding the Fourth Proportional to 16,923.32, 23,353.68 and 9,369.40

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Solution

The fourth proportional to 16,923.32, 23,353.68 and 9,369.40 is: 12,929.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,923.32 : 23,353.68 = 9,369.40 : x
  2. Step 2: Convert to fraction form
    16,923.32/23,353.68 = 9,369.40/x
  3. Step 3: Cross multiply
    16,923.32x = 23,353.68 × 9,369.40
  4. Step 4: Simplify right side
    16,923.32x = 218,809,969.39
  5. Step 5: Solve for x
    x = 218,809,969.39/16,923.32
  6. Step 6: Final answer
    x = 12,929.49

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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.