Home / 16,927.20-23,356.42-9,855.92

Finding the Fourth Proportional to 16,927.20, 23,356.42 and 9,855.92

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Solution

The fourth proportional to 16,927.20, 23,356.42 and 9,855.92 is: 13,599.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,927.20 : 23,356.42 = 9,855.92 : x
  2. Step 2: Convert to fraction form
    16,927.20/23,356.42 = 9,855.92/x
  3. Step 3: Cross multiply
    16,927.20x = 23,356.42 × 9,855.92
  4. Step 4: Simplify right side
    16,927.20x = 230,199,007.01
  5. Step 5: Solve for x
    x = 230,199,007.01/16,927.20
  6. Step 6: Final answer
    x = 13,599.36

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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.