Home / 16,803.36-23,184.36-11,215.44

Finding the Fourth Proportional to 16,803.36, 23,184.36 and 11,215.44

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Solution

The fourth proportional to 16,803.36, 23,184.36 and 11,215.44 is: 15,474.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,803.36 : 23,184.36 = 11,215.44 : x
  2. Step 2: Convert to fraction form
    16,803.36/23,184.36 = 11,215.44/x
  3. Step 3: Cross multiply
    16,803.36x = 23,184.36 × 11,215.44
  4. Step 4: Simplify right side
    16,803.36x = 260,022,798.52
  5. Step 5: Solve for x
    x = 260,022,798.52/16,803.36
  6. Step 6: Final answer
    x = 15,474.45

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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.